diff --git a/library/compiler-builtins/ci/run.sh b/library/compiler-builtins/ci/run.sh
index 237c50582805..c0406e33f231 100644
--- a/library/compiler-builtins/ci/run.sh
+++ b/library/compiler-builtins/ci/run.sh
@@ -37,7 +37,7 @@ case $1 in
     thumb*)
         PREFIX=arm-none-eabi-
         ;;
-    *-unknown-linux-gnu | *-apple-darwin)
+    *86*-*)
         PREFIX=
         ;;
 esac