diff --git a/pgo/pgo.sh b/pgo/pgo.sh
index b2ce7fe5..2f409268 100755
--- a/pgo/pgo.sh
+++ b/pgo/pgo.sh
@@ -30,7 +30,7 @@ do_pgo=no
 CFLAGS="${CFLAGS-} -O3"
 
 case $(${CC-cc} --version) in
-    *GCC*)
+    *Free\ Software\ Foundation*)
         compiler=gcc
         do_pgo=yes
         ;;