diff --git a/flake.nix b/flake.nix
index a4c648c4..83fd1ba8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -89,7 +89,7 @@
             (os.mkPackages { inherit pkgs; });
 
           devShell = import ./shell {
-            inherit self system;
+            inherit self system extern overrides;
           };
         }
       );
diff --git a/shell/default.nix b/shell/default.nix
index 72ac09e4..0b132f99 100644
--- a/shell/default.nix
+++ b/shell/default.nix
@@ -1,8 +1,12 @@
 { self ? (import ../compat).defaultNix
 , system ? builtins.currentSystem
+, extern ? import ../extern { inherit (self) inputs; }
+, overrides ? import ../overrides
 }:
 let
-  pkgs = (self.lib.os.mkPkgs).${system};
+  pkgs = (self.lib.os.mkPkgs {
+    inherit overrides extern;
+  }).${system};
 
   inherit (pkgs) lib;