diff --git a/pkgs/os-specific/linux/gradm/default.nix b/pkgs/os-specific/linux/gradm/default.nix
index 680547be57c..7f6f373b098 100644
--- a/pkgs/os-specific/linux/gradm/default.nix
+++ b/pkgs/os-specific/linux/gradm/default.nix
@@ -15,7 +15,6 @@ stdenv.mkDerivation rec {
     substituteInPlace ./Makefile --replace "/usr/include/security/pam_" "${pam}/include/security/pam_"
     substituteInPlace ./gradm_defs.h --replace "/sbin/grlearn"   "$out/sbin/grlearn"
     substituteInPlace ./gradm_defs.h --replace "/sbin/gradm"     "$out/sbin/gradm"
-    substituteInPlace ./gradm_defs.h --replace "/sbin/gradm_pam" "$out/sbin/gradm_pam"
   '';
 
   postInstall = ''