diff --git a/pkgs/os-specific/linux/kernel/perf.nix b/pkgs/os-specific/linux/kernel/perf.nix
index c6172794256..96927bf4be9 100644
--- a/pkgs/os-specific/linux/kernel/perf.nix
+++ b/pkgs/os-specific/linux/kernel/perf.nix
@@ -11,7 +11,7 @@ assert versionAtLeast kernel.version "3.12";
 stdenv.mkDerivation {
   name = "perf-linux-${kernel.version}";
 
-  inherit (kernel) src;
+  inherit (kernel) src makeFlags;
 
   preConfigure = ''
     cd tools/perf
@@ -39,10 +39,6 @@ stdenv.mkDerivation {
       "-Wno-error=unused-const-variable" "-Wno-error=misleading-indentation"
     ];
 
-  makeFlags = if stdenv.hostPlatform == stdenv.buildPlatform
-    then null
-    else "CROSS_COMPILE=${stdenv.cc.targetPrefix}";
-
   installFlags = "install install-man ASCIIDOC8=1";
 
   preFixup = ''