diff --git a/core/binary.mk b/core/binary.mk
index 50748df..6cd8d03 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -334,7 +334,7 @@
 # Issue warning if LOCAL_CLANG* is set to false and the local makefile is not found
 # in the exception project list.
 ifeq ($(my_clang),false)
-    ifeq ($(call find_in_local_clang_exception_projects,$(LOCAL_MODULE_MAKEFILE)),)
+    ifeq ($(call find_in_local_clang_exception_projects,$(LOCAL_MODULE_MAKEFILE))$(LOCAL_IS_AUX_MODULE),)
         $(error $(LOCAL_MODULE_MAKEFILE): $(LOCAL_MODULE): LOCAL_CLANG is set to false)
     endif
 endif