diff --git a/pkgs/build-support/mkshell/default.nix b/pkgs/build-support/mkshell/default.nix
index a70dc0390cb5..20f8cb760e8e 100644
--- a/pkgs/build-support/mkshell/default.nix
+++ b/pkgs/build-support/mkshell/default.nix
@@ -20,7 +20,6 @@ let
     "nativeBuildInputs"
     "propagatedBuildInputs"
     "propagatedNativeBuildInputs"
-    "shellHook"
   ];
 in
 
@@ -33,9 +32,6 @@ stdenv.mkDerivation ({
   propagatedBuildInputs = mergeInputs "propagatedBuildInputs";
   propagatedNativeBuildInputs = mergeInputs "propagatedNativeBuildInputs";
 
-  shellHook = lib.concatStringsSep "\n" (lib.catAttrs "shellHook"
-    (lib.reverseList inputsFrom ++ [attrs]));
-
   nobuildPhase = ''
     echo
     echo "This derivation is not meant to be built, aborting";