diff --git a/nixos/modules/config/users-groups.nix b/nixos/modules/config/users-groups.nix
index 1a530b9f013..1da150148b2 100644
--- a/nixos/modules/config/users-groups.nix
+++ b/nixos/modules/config/users-groups.nix
@@ -556,10 +556,8 @@ in {
         install -m 0700 -d /root
         install -m 0755 -d /home
 
-        ${pkgs.perl}/bin/perl -w \
-          -I${pkgs.perlPackages.FileSlurp}/${pkgs.perl.libPrefix} \
-          -I${pkgs.perlPackages.JSON}/${pkgs.perl.libPrefix} \
-          ${./update-users-groups.pl} ${spec}
+        ${pkgs.perl.withPackages (p: [ p.FileSlurp p.JSON ])}/bin/perl \
+        -w ${./update-users-groups.pl} ${spec}
       '';
 
     # for backwards compatibility
diff --git a/nixos/modules/installer/tools/tools.nix b/nixos/modules/installer/tools/tools.nix
index a9e5641b05a..77c974fc22c 100644
--- a/nixos/modules/installer/tools/tools.nix
+++ b/nixos/modules/installer/tools/tools.nix
@@ -34,7 +34,7 @@ let
     name = "nixos-generate-config";
     src = ./nixos-generate-config.pl;
     path = lib.optionals (lib.elem "btrfs" config.boot.supportedFilesystems) [ pkgs.btrfs-progs ];
-    perl = "${pkgs.perl}/bin/perl -I${pkgs.perlPackages.FileSlurp}/${pkgs.perl.libPrefix}";
+    perl = "${pkgs.perl.withPackages (p: [ p.FileSlurp ])}/bin/perl";
     inherit (config.system.nixos-generate-config) configuration desktopConfiguration;
     xserverEnabled = config.services.xserver.enable;
   };
diff --git a/nixos/modules/programs/command-not-found/command-not-found.nix b/nixos/modules/programs/command-not-found/command-not-found.nix
index d8394bf73a2..79786584c66 100644
--- a/nixos/modules/programs/command-not-found/command-not-found.nix
+++ b/nixos/modules/programs/command-not-found/command-not-found.nix
@@ -14,10 +14,8 @@ let
     dir = "bin";
     src = ./command-not-found.pl;
     isExecutable = true;
-    inherit (pkgs) perl;
     inherit (cfg) dbPath;
-    perlFlags = concatStrings (map (path: "-I ${path}/${pkgs.perl.libPrefix} ")
-      [ pkgs.perlPackages.DBI pkgs.perlPackages.DBDSQLite pkgs.perlPackages.StringShellQuote ]);
+    perl = pkgs.perl.withPackages (p: [ p.DBDSQLite p.StringShellQuote ]);
   };
 
 in
diff --git a/nixos/modules/programs/command-not-found/command-not-found.pl b/nixos/modules/programs/command-not-found/command-not-found.pl
index 7515dd975c3..6e275bcc8be 100644
--- a/nixos/modules/programs/command-not-found/command-not-found.pl
+++ b/nixos/modules/programs/command-not-found/command-not-found.pl
@@ -1,4 +1,4 @@
-#! @perl@/bin/perl -w @perlFlags@
+#! @perl@/bin/perl -w
 
 use strict;
 use DBI;
diff --git a/nixos/modules/system/activation/switch-to-configuration.pl b/nixos/modules/system/activation/switch-to-configuration.pl
index b82d69b3bb8..8bd85465472 100644
--- a/nixos/modules/system/activation/switch-to-configuration.pl
+++ b/nixos/modules/system/activation/switch-to-configuration.pl
@@ -1,4 +1,4 @@
-#! @perl@
+#! @perl@/bin/perl
 
 use strict;
 use warnings;
diff --git a/nixos/modules/system/activation/top-level.nix b/nixos/modules/system/activation/top-level.nix
index b0f77ca3fb8..9dbca4e33f3 100644
--- a/nixos/modules/system/activation/top-level.nix
+++ b/nixos/modules/system/activation/top-level.nix
@@ -113,8 +113,7 @@ let
     configurationName = config.boot.loader.grub.configurationName;
 
     # Needed by switch-to-configuration.
-
-    perl = "${pkgs.perl}/bin/perl " + (concatMapStringsSep " " (lib: "-I${lib}/${pkgs.perl.libPrefix}") (with pkgs.perlPackages; [ FileSlurp NetDBus XMLParser XMLTwig ]));
+    perl = pkgs.perl.withPackages (p: with p; [ FileSlurp NetDBus XMLParser XMLTwig ]);
   };
 
   # Handle assertions and warnings
diff --git a/nixos/modules/system/boot/loader/grub/grub.nix b/nixos/modules/system/boot/loader/grub/grub.nix
index 289c2b19986..c6ec9acd54c 100644
--- a/nixos/modules/system/boot/loader/grub/grub.nix
+++ b/nixos/modules/system/boot/loader/grub/grub.nix
@@ -728,13 +728,17 @@ in
             utillinux = pkgs.util-linux;
             btrfsprogs = pkgs.btrfs-progs;
           };
+          perl = pkgs.perl.withPackages (p: with p; [
+            FileSlurp FileCopyRecursive
+            XMLLibXML XMLSAX XMLSAXBase
+            ListCompare JSON
+          ]);
         in pkgs.writeScript "install-grub.sh" (''
         #!${pkgs.runtimeShell}
         set -e
-        export PERL5LIB=${with pkgs.perlPackages; makePerlPath [ FileSlurp FileCopyRecursive XMLLibXML XMLSAX XMLSAXBase ListCompare JSON ]}
         ${optionalString cfg.enableCryptodisk "export GRUB_ENABLE_CRYPTODISK=y"}
       '' + flip concatMapStrings cfg.mirroredBoots (args: ''
-        ${pkgs.perl}/bin/perl ${install-grub-pl} ${grubConfig args} $@
+        ${perl}/bin/perl ${install-grub-pl} ${grubConfig args} $@
       '') + cfg.extraInstallCommands);
 
       system.build.grub = grub;
diff --git a/nixos/modules/system/etc/etc.nix b/nixos/modules/system/etc/etc.nix
index 7478e3e8071..a450f303572 100644
--- a/nixos/modules/system/etc/etc.nix
+++ b/nixos/modules/system/etc/etc.nix
@@ -154,7 +154,7 @@ in
       ''
         # Set up the statically computed bits of /etc.
         echo "setting up /etc..."
-        ${pkgs.perl}/bin/perl -I${pkgs.perlPackages.FileSlurp}/${pkgs.perl.libPrefix} ${./setup-etc.pl} ${etc}/etc
+        ${pkgs.perl.withPackages (p: [ p.FileSlurp ])}/bin/perl ${./setup-etc.pl} ${etc}/etc
       '';
 
   };
diff --git a/nixos/modules/testing/service-runner.nix b/nixos/modules/testing/service-runner.nix
index 76e9d4a68c4..9060be3cca1 100644
--- a/nixos/modules/testing/service-runner.nix
+++ b/nixos/modules/testing/service-runner.nix
@@ -6,7 +6,7 @@ let
 
   makeScript = name: service: pkgs.writeScript "${name}-runner"
     ''
-      #! ${pkgs.perl}/bin/perl -w -I${pkgs.perlPackages.FileSlurp}/${pkgs.perl.libPrefix}
+      #! ${pkgs.perl.withPackages (p: [ p.FileSlurp ])}/bin/perl -w
 
       use File::Slurp;
 
diff --git a/pkgs/applications/graphics/feh/default.nix b/pkgs/applications/graphics/feh/default.nix
index fac3dbb5534..40ae0235606 100644
--- a/pkgs/applications/graphics/feh/default.nix
+++ b/pkgs/applications/graphics/feh/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv, fetchurl, makeWrapper
 , xorg, imlib2, libjpeg, libpng
-, curl, libexif, jpegexiforient, perlPackages
+, curl, libexif, jpegexiforient, perl
 , enableAutoreload ? !stdenv.hostPlatform.isDarwin }:
 
 with lib;
@@ -31,14 +31,7 @@ stdenv.mkDerivation rec {
                                --add-flags '--theme=feh'
   '';
 
-  checkInputs = [ perlPackages.perl perlPackages.TestCommand ];
-  preCheck = ''
-    export PERL5LIB="${perlPackages.TestCommand}/${perlPackages.perl.libPrefix}"
-  '';
-  postCheck = ''
-    unset PERL5LIB
-  '';
-
+  checkInputs = lib.singleton (perl.withPackages (p: [ p.TestCommand ]));
   doCheck = true;
 
   meta = {
diff --git a/pkgs/build-support/writers/default.nix b/pkgs/build-support/writers/default.nix
index f853f37fec6..47919c251af 100644
--- a/pkgs/build-support/writers/default.nix
+++ b/pkgs/build-support/writers/default.nix
@@ -257,18 +257,9 @@ rec {
   #     print "Howdy!\n" if true;
   #   ''
   writePerl = name: { libraries ? [] }:
-  let
-    perl-env = pkgs.buildEnv {
-      name = "perl-environment";
-      paths = libraries;
-      pathsToLink = [
-        "/${pkgs.perl.libPrefix}"
-      ];
-    };
-  in
-  makeScriptWriter {
-    interpreter = "${pkgs.perl}/bin/perl -I ${perl-env}/${pkgs.perl.libPrefix}";
-  } name;
+    makeScriptWriter {
+      interpreter = "${pkgs.perl.withPackages (p: libraries)}/bin/perl";
+    } name;
 
   # writePerlBin takes the same arguments as writePerl but outputs a directory (like writeScriptBin)
   writePerlBin = name:
diff --git a/pkgs/development/tools/misc/icon-naming-utils/default.nix b/pkgs/development/tools/misc/icon-naming-utils/default.nix
index 8fdc448ee91..478c0a61f86 100644
--- a/pkgs/development/tools/misc/icon-naming-utils/default.nix
+++ b/pkgs/development/tools/misc/icon-naming-utils/default.nix
@@ -1,4 +1,4 @@
-{lib, stdenv, fetchurl, perlPackages, librsvg}:
+{lib, stdenv, fetchurl, perl, librsvg}:
 
 stdenv.mkDerivation rec {
   name = "icon-naming-utils-0.8.90";
@@ -8,14 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "071fj2jm5kydlz02ic5sylhmw6h2p3cgrm3gwdfabinqkqcv4jh4";
   };
 
-  buildInputs = [ librsvg ] ++ (with perlPackages; [ perl XMLSimple ]);
-
-  postInstall =
-    ''
-      # Add XML::Simple to the runtime search path.
-      substituteInPlace $out/libexec/icon-name-mapping \
-          --replace '/bin/perl' '/bin/perl -I${perlPackages.XMLSimple}/${perlPackages.perl.libPrefix}'
-    '';
+  buildInputs = [ librsvg (perl.withPackages (p: [ p.XMLSimple ])) ];
 
   meta = with lib; {
     homepage = "http://tango.freedesktop.org/Standard_Icon_Naming_Specification";
diff --git a/pkgs/misc/screensavers/xscreensaver/default.nix b/pkgs/misc/screensavers/xscreensaver/default.nix
index 5f41090d05f..29e931fe242 100644
--- a/pkgs/misc/screensavers/xscreensaver/default.nix
+++ b/pkgs/misc/screensavers/xscreensaver/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, pkg-config, bc, perl, perlPackages, pam, libXext, libXScrnSaver, libX11
+{ lib, stdenv, fetchurl, pkg-config, bc, perl, pam, libXext, libXScrnSaver, libX11
 , libXrandr, libXmu, libXxf86vm, libXrender, libXxf86misc, libjpeg, libGLU, libGL, gtk2
 , libxml2, libglade, intltool, xorg, makeWrapper, gle, gdk-pixbuf, gdk-pixbuf-xlib
 , forceInstallAllHacks ? false
@@ -38,11 +38,13 @@ stdenv.mkDerivation rec {
   postInstall = ''
       wrapProgram $out/bin/xscreensaver-text \
         --prefix PATH : ${lib.makeBinPath [xorg.appres]}
-      wrapProgram $out/bin/xscreensaver-getimage-file \
-        --set PERL5LIB "$out/${perlPackages.perl.libPrefix}:${with perlPackages; makePerlPath [
-              EncodeLocale HTTPDate HTTPMessage IOSocketSSL LWP LWPProtocolHttps
-              MozillaCA NetHTTP NetSSLeay TryTiny URI
-              ]}"
+
+      substituteInPlace $out/bin/xscreensaver-getimage-file \
+        --replace '${perl}' '${perl.withPackages (p: with p;
+          [ EncodeLocale HTTPDate HTTPMessage IOSocketSSL
+            LWP LWPProtocolHttps MozillaCA NetHTTP
+            NetSSLeay TryTiny URI
+          ])}'
   ''
   + lib.optionalString forceInstallAllHacks ''
     make -C hacks/glx dnalogo
diff --git a/pkgs/os-specific/linux/apparmor/default.nix b/pkgs/os-specific/linux/apparmor/default.nix
index 935b5e65b1f..bb0c0b45d6e 100644
--- a/pkgs/os-specific/linux/apparmor/default.nix
+++ b/pkgs/os-specific/linux/apparmor/default.nix
@@ -136,10 +136,9 @@ let
         wrapProgram $out/bin/$prog --prefix PYTHONPATH : "$out/lib/${python.libPrefix}/site-packages:$PYTHONPATH"
       done
 
-      substituteInPlace $out/bin/aa-notify --replace /usr/bin/notify-send ${libnotify}/bin/notify-send
-      # aa-notify checks its name and does not work named ".aa-notify-wrapped"
-      mv $out/bin/aa-notify $out/bin/aa-notify-wrapped
-      makeWrapper ${perl}/bin/perl $out/bin/aa-notify --set PERL5LIB ${libapparmor}/${perl.libPrefix} --add-flags $out/bin/aa-notify-wrapped
+      substituteInPlace $out/bin/aa-notify \
+        --replace /usr/bin/notify-send ${libnotify}/bin/notify-send \
+        --replace /usr/bin/perl "${perl}/bin/perl -I ${libapparmor}/${perl.libPrefix}"
     '';
 
     inherit doCheck;
diff --git a/pkgs/os-specific/linux/rdma-core/default.nix b/pkgs/os-specific/linux/rdma-core/default.nix
index aef87e7c82d..b0be421cd68 100644
--- a/pkgs/os-specific/linux/rdma-core/default.nix
+++ b/pkgs/os-specific/linux/rdma-core/default.nix
@@ -1,7 +1,6 @@
 { lib, stdenv, fetchFromGitHub, cmake, pkg-config, docutils
 , pandoc, ethtool, iproute, libnl, udev, python3, perl
-, makeWrapper
-} :
+}:
 
 let
   version = "34.0";
@@ -17,7 +16,7 @@ in stdenv.mkDerivation {
     sha256 = "sha256-2HFtj595sDmWqAewIMwKMaiSDVVWKdQA9l0QsPcw8qA=";
   };
 
-  nativeBuildInputs = [ cmake pkg-config pandoc docutils makeWrapper ];
+  nativeBuildInputs = [ cmake pkg-config pandoc docutils ];
   buildInputs = [ libnl ethtool iproute udev python3 perl ];
 
   cmakeFlags = [
@@ -39,7 +38,8 @@ in stdenv.mkDerivation {
   postFixup = ''
     for pls in $out/bin/{ibfindnodesusing.pl,ibidsverify.pl}; do
       echo "wrapping $pls"
-      wrapProgram $pls --prefix PERL5LIB : "$out/${perl.libPrefix}"
+      substituteInPlace $pls --replace \
+        "${perl}/bin/perl" "${perl}/bin/perl -I $out/${perl.libPrefix}"
     done
   '';
 
diff --git a/pkgs/tools/backup/store-backup/default.nix b/pkgs/tools/backup/store-backup/default.nix
index 026a3141fed..afa667ec072 100644
--- a/pkgs/tools/backup/store-backup/default.nix
+++ b/pkgs/tools/backup/store-backup/default.nix
@@ -1,4 +1,4 @@
-{lib, stdenv, which, coreutils, perl, fetchurl, perlPackages, makeWrapper, diffutils , writeScriptBin, bzip2}:
+{lib, stdenv, which, coreutils, perl, fetchurl, makeWrapper, diffutils , writeScriptBin, bzip2}:
 
 # quick usage:
 # storeBackup.pl --sourceDir /home/user --backupDir /tmp/my_backup_destination
@@ -37,12 +37,10 @@ stdenv.mkDerivation rec {
     find $out -name "*.pl" | xargs sed -i \
       -e 's@/bin/pwd@${coreutils}/bin/pwd@' \
       -e 's@/bin/sync@${coreutils}/bin/sync@' \
-      -e '1 s@/usr/bin/env perl@${perl}/bin/perl@'
+      -e '1 s@/usr/bin/env perl@${perl.withPackages (p: [ p.DBFile ])}/bin/perl@'
 
     for p in $out/bin/*
-      do wrapProgram "$p" \
-      --prefix PERL5LIB ":" "${perlPackages.DBFile}/${perlPackages.perl.libPrefix}" \
-      --prefix PATH ":" "${lib.makeBinPath [ which bzip2 ]}"
+      do wrapProgram "$p" --prefix PATH ":" "${lib.makeBinPath [ which bzip2 ]}"
     done
 
     patchShebangs $out
diff --git a/pkgs/tools/backup/znapzend/default.nix b/pkgs/tools/backup/znapzend/default.nix
index 1e4e84b445b..9c3e4fca95d 100644
--- a/pkgs/tools/backup/znapzend/default.nix
+++ b/pkgs/tools/backup/znapzend/default.nix
@@ -21,6 +21,11 @@ let
     propagatedBuildInputs = [ perlPackages.IOPipely Mojolicious-8-35 ];
   };
 
+  perl' = perl.withPackages (p:
+    [ MojoIOLoopForkCall-0-20
+      p.TAPParserSourceHandlerpgTAP
+    ]);
+
   version = "0.20.0";
   checksum = "15lb5qwksa508m9bj6d3n4rrjpakfaas9qxspg408bcqfp7pqjw3";
 in
@@ -35,7 +40,7 @@ stdenv.mkDerivation {
     sha256 = checksum;
   };
 
-  buildInputs = [ wget perl MojoIOLoopForkCall-0-20 perlPackages.TAPParserSourceHandlerpgTAP ];
+  buildInputs = [ wget perl' ];
 
   nativeBuildInputs = [ autoconf automake autoreconfHook ];
 
@@ -53,30 +58,6 @@ stdenv.mkDerivation {
     automake
   '';
 
-  postInstall = ''
-    substituteInPlace $out/bin/znapzend --replace "${perl}/bin/perl" \
-      "${perl}/bin/perl \
-      -I${Mojolicious-8-35}/${perl.libPrefix} \
-      -I${perlPackages.TAPParserSourceHandlerpgTAP}/${perl.libPrefix} \
-      -I${MojoIOLoopForkCall-0-20}/${perl.libPrefix} \
-      -I${perlPackages.IOPipely}/${perl.libPrefix} \
-      "
-    substituteInPlace $out/bin/znapzendzetup --replace "${perl}/bin/perl" \
-      "${perl}/bin/perl \
-      -I${Mojolicious-8-35}/${perl.libPrefix} \
-      -I${perlPackages.TAPParserSourceHandlerpgTAP}/${perl.libPrefix} \
-      -I${MojoIOLoopForkCall-0-20}/${perl.libPrefix} \
-      -I${perlPackages.IOPipely}/${perl.libPrefix} \
-      "
-    substituteInPlace $out/bin/znapzendztatz --replace "${perl}/bin/perl" \
-      "${perl}/bin/perl \
-      -I${Mojolicious-8-35}/${perl.libPrefix} \
-      -I${perlPackages.TAPParserSourceHandlerpgTAP}/${perl.libPrefix} \
-      -I${MojoIOLoopForkCall-0-20}/${perl.libPrefix} \
-      -I${perlPackages.IOPipely}/${perl.libPrefix} \
-      "
-  '';
-
   meta = with lib; {
     description = "High performance open source ZFS backup with mbuffer and ssh support";
     homepage    = "http://www.znapzend.org";
diff --git a/pkgs/tools/filesystems/file-rename/default.nix b/pkgs/tools/filesystems/file-rename/default.nix
index 6ddf5d78863..133f446f8a9 100644
--- a/pkgs/tools/filesystems/file-rename/default.nix
+++ b/pkgs/tools/filesystems/file-rename/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, perlPackages, makeWrapper }:
+{ lib, stdenv, fetchurl, perl, perlPackages }:
 
 perlPackages.buildPerlPackage {
   pname = "File-Rename";
@@ -9,17 +9,15 @@ perlPackages.buildPerlPackage {
     sha256 = "1cf6xx2hiy1xalp35fh8g73j67r0w0g66jpcbc6971x9jbm7bvjy";
   };
 
-  nativeBuildInputs = [ makeWrapper ];
-
   # Fix an incorrect platform test that misidentifies Darwin as Windows
   postPatch = ''
     substituteInPlace Makefile.PL \
       --replace '/win/i' '/MSWin32/'
   '';
 
-  postInstall = ''
-    wrapProgram $out/bin/rename \
-      --prefix PERL5LIB : $out/${perlPackages.perl.libPrefix}
+  postFixup = ''
+    substituteInPlace $out/bin/rename \
+      --replace "#!${perl}/bin/perl" "#!${perl}/bin/perl -I $out/${perl.libPrefix}"
   '';
 
   doCheck = !stdenv.isDarwin;
diff --git a/pkgs/tools/misc/lbdb/default.nix b/pkgs/tools/misc/lbdb/default.nix
index fd8b805743a..ea4b2a9cbbc 100644
--- a/pkgs/tools/misc/lbdb/default.nix
+++ b/pkgs/tools/misc/lbdb/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, fetchpatch, perl, perlPackages, finger_bsd, makeWrapper
+{ lib, stdenv, fetchurl, fetchpatch, perl, finger_bsd
 , abook ? null
 , gnupg ? null
 , goobook ? null
@@ -8,9 +8,8 @@
 
 let
   version = "0.48.1";
+  perl' = perl.withPackages (p: with p; [ ConvertASN1 perlldap AuthenSASL ]);
 in
-with lib;
-with perlPackages;
 stdenv.mkDerivation {
   pname = "lbdb";
   inherit version;
@@ -19,20 +18,20 @@ stdenv.mkDerivation {
     sha256 = "1gr5l2fr9qbdccga8bhsrpvz6jxigvfkdxrln9wyf2xpps5cdjxh";
   };
 
-  nativeBuildInputs = [ makeWrapper ];
-  buildInputs = [ goobook perl ConvertASN1 perlldap AuthenSASL ]
-    ++ optional (!stdenv.isDarwin) finger_bsd
-    ++ optional   (abook != null) abook
-    ++ optional   (gnupg != null) gnupg
-    ++ optional (goobook != null) goobook
-    ++ optional   (khard != null) khard
-    ++ optional      (mu != null) mu;
+  buildInputs = [ goobook perl' ]
+    ++ lib.optional (!stdenv.isDarwin) finger_bsd
+    ++ lib.optional   (abook != null) abook
+    ++ lib.optional   (gnupg != null) gnupg
+    ++ lib.optional (goobook != null) goobook
+    ++ lib.optional   (khard != null) khard
+    ++ lib.optional      (mu != null) mu;
+
   configureFlags = [ ]
-    ++ optional   (abook != null) "--with-abook"
-    ++ optional   (gnupg != null) "--with-gpg"
-    ++ optional (goobook != null) "--with-goobook"
-    ++ optional   (khard != null) "--with-khard"
-    ++ optional      (mu != null) "--with-mu";
+    ++ lib.optional   (abook != null) "--with-abook"
+    ++ lib.optional   (gnupg != null) "--with-gpg"
+    ++ lib.optional (goobook != null) "--with-goobook"
+    ++ lib.optional   (khard != null) "--with-khard"
+    ++ lib.optional      (mu != null) "--with-mu";
 
   patches = [ ./add-methods-to-rc.patch
     # fix undefined exec_prefix. Remove with the next release
@@ -42,12 +41,8 @@ stdenv.mkDerivation {
       excludes = [ "debian/changelog" ];
     })
   ];
-  postFixup = "wrapProgram $out/lib/mutt_ldap_query --prefix PERL5LIB : "
-    + "${AuthenSASL}/${perl.libPrefix}"
-    + ":${ConvertASN1}/${perl.libPrefix}"
-    + ":${perlldap}/${perl.libPrefix}";
 
-  meta = {
+  meta = with lib; {
     homepage = "https://www.spinnaker.de/lbdb/";
     license = licenses.gpl2;
     platforms = platforms.all;
diff --git a/pkgs/tools/networking/tgt/default.nix b/pkgs/tools/networking/tgt/default.nix
index ca40f9a7cb7..ba1f89af433 100644
--- a/pkgs/tools/networking/tgt/default.nix
+++ b/pkgs/tools/networking/tgt/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchFromGitHub, libxslt, libaio, systemd, perl, perlPackages
+{ stdenv, lib, fetchFromGitHub, libxslt, libaio, systemd, perl
 , docbook_xsl, coreutils, lsof, rdma-core, makeWrapper, sg3_utils, util-linux
 }:
 
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
 
   postInstall = ''
     substituteInPlace $out/sbin/tgt-admin \
-      --replace "#!/usr/bin/perl" "#! ${perl}/bin/perl -I${perlPackages.ConfigGeneral}/${perl.libPrefix}"
+      --replace "#!/usr/bin/perl" "#! ${perl.withPackages (p: [ p.ConfigGeneral ])}/bin/perl"
     wrapProgram $out/sbin/tgt-admin --prefix PATH : \
       ${lib.makeBinPath [ lsof sg3_utils (placeholder "out") ]}
 
diff --git a/pkgs/tools/package-management/dpkg/default.nix b/pkgs/tools/package-management/dpkg/default.nix
index 459b9550b7c..0026dd37ca4 100644
--- a/pkgs/tools/package-management/dpkg/default.nix
+++ b/pkgs/tools/package-management/dpkg/default.nix
@@ -56,7 +56,8 @@ stdenv.mkDerivation rec {
     ''
       for i in $out/bin/*; do
         if head -n 1 $i | grep -q perl; then
-          wrapProgram $i --prefix PERL5LIB : $out/${perl.libPrefix}
+          substituteInPlace $i --replace \
+            "${perl}/bin/perl" "${perl}/bin/perl -I $out/${perl.libPrefix}"
         fi
       done
 
diff --git a/pkgs/tools/virtualization/nixos-container/default.nix b/pkgs/tools/virtualization/nixos-container/default.nix
index badd25b4e24..17065a2aa8b 100644
--- a/pkgs/tools/virtualization/nixos-container/default.nix
+++ b/pkgs/tools/virtualization/nixos-container/default.nix
@@ -1,11 +1,11 @@
-{ substituteAll, perlPackages, shadow, util-linux }:
+{ substituteAll, perl, shadow, util-linux }:
 
 substituteAll {
     name = "nixos-container";
     dir = "bin";
     isExecutable = true;
     src = ./nixos-container.pl;
-    perl = "${perlPackages.perl}/bin/perl -I${perlPackages.FileSlurp}/${perlPackages.perl.libPrefix}";
+    perl = perl.withPackages (p: [ p.FileSlurp ]);
     su = "${shadow.su}/bin/su";
     utillinux = util-linux;
 
diff --git a/pkgs/tools/virtualization/nixos-container/nixos-container.pl b/pkgs/tools/virtualization/nixos-container/nixos-container.pl
index b399b3d6917..d99b4cfba4a 100755
--- a/pkgs/tools/virtualization/nixos-container/nixos-container.pl
+++ b/pkgs/tools/virtualization/nixos-container/nixos-container.pl
@@ -1,4 +1,4 @@
-#! @perl@
+#! @perl@/bin/perl
 
 use strict;
 use POSIX;