diff --git a/pkgs/os-specific/linux/kernel/perf.nix b/pkgs/os-specific/linux/kernel/perf.nix
index 0194099742f..e3dbba0e76e 100644
--- a/pkgs/os-specific/linux/kernel/perf.nix
+++ b/pkgs/os-specific/linux/kernel/perf.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation {
 
   makeFlags = if stdenv.hostPlatform == stdenv.buildPlatform
     then null
-    else "CROSS_COMPILE=${stdenv.cc.prefix}";
+    else "CROSS_COMPILE=${stdenv.cc.targetPrefix}";
 
   installFlags = "install install-man ASCIIDOC8=1";