diff --git a/core/clang/config.mk b/core/clang/config.mk
index 2a14ec0e39..7a022b6951 100644
--- a/core/clang/config.mk
+++ b/core/clang/config.mk
@@ -92,7 +92,6 @@ LOCAL_CLANG_EXCEPTION_PROJECTS = \
   device/huawei/angler/ \
   device/lge/bullhead/ \
   external/gentoo/integration/ \
-  external/valgrind/ \
   hardware/qcom/ \
   test/vts/hals/camera/bullhead/ \
   test/vts/hals/etc/libqdutils/ \