diff --git a/sdk_container/src/third_party/coreos-overlay/eclass/cros-workon.eclass b/sdk_container/src/third_party/coreos-overlay/eclass/cros-workon.eclass
index f0c53bd1fb..3043a39e8d 100644
--- a/sdk_container/src/third_party/coreos-overlay/eclass/cros-workon.eclass
+++ b/sdk_container/src/third_party/coreos-overlay/eclass/cros-workon.eclass
@@ -503,13 +503,6 @@ cros-workon_src_configure() {
 	else
 		default
 	fi
-	local p
-	for p in "${CROS_WORKON_PROJECT[@]}"; do
-		if [[ ${p} == chromiumos/platform/* ]]; then
-			append-flags -clang
-			break
-		fi
-	done
 }
 
 cw_emake() {