diff --git a/pkgs/os-specific/linux/kernel/linux-3.9.nix b/pkgs/os-specific/linux/kernel/linux-3.9.nix
index 7a1dfd110df9..cd21d6943965 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.9.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.9.nix
@@ -273,7 +273,7 @@ import ./generic.nix (
     features.canDisableNetfilterConntrackHelpers = true;
     features.netfilterRPFilter = true;
 
-    extraBuildNativeInputs = [bc];
+    extraNativeBuildInputs = [bc];
   }
 
   // removeAttrs args ["extraConfig"]