diff --git a/pkgs/development/libraries/readline/6.3.nix b/pkgs/development/libraries/readline/6.3.nix
index 88ad884bd48..853078b5561 100644
--- a/pkgs/development/libraries/readline/6.3.nix
+++ b/pkgs/development/libraries/readline/6.3.nix
@@ -11,7 +11,8 @@ stdenv.mkDerivation {
 
   outputs = [ "out" "dev" "man" "doc" "info" ];
 
-  propagatedBuildInputs = [ncurses];
+  strictDeps = true;
+  propagatedBuildInputs = [ ncurses ];
 
   patchFlags = [ "-p0" ];
 
diff --git a/pkgs/development/libraries/readline/7.0.nix b/pkgs/development/libraries/readline/7.0.nix
index 25ef4b97a86..3b643a9e15f 100644
--- a/pkgs/development/libraries/readline/7.0.nix
+++ b/pkgs/development/libraries/readline/7.0.nix
@@ -12,7 +12,8 @@ stdenv.mkDerivation rec {
 
   outputs = [ "out" "dev" "man" "doc" "info" ];
 
-  propagatedBuildInputs = [ncurses];
+  strictDeps = true;
+  propagatedBuildInputs = [ ncurses ];
 
   patchFlags = [ "-p0" ];
 
diff --git a/pkgs/development/libraries/readline/8.2.nix b/pkgs/development/libraries/readline/8.2.nix
index 0fedcdc9397..1c53da3cdfa 100644
--- a/pkgs/development/libraries/readline/8.2.nix
+++ b/pkgs/development/libraries/readline/8.2.nix
@@ -12,7 +12,8 @@ stdenv.mkDerivation rec {
 
   outputs = [ "out" "dev" "man" "doc" "info" ];
 
-  propagatedBuildInputs = [ncurses];
+  strictDeps = true;
+  propagatedBuildInputs = [ ncurses ];
 
   patchFlags = [ "-p0" ];