1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 1e6f9ecc6e0..4a547b746f5 100644
--- a/Makefile
+++ b/Makefile
@@ -86,7 +86,7 @@ ifeq ($(OS_VERSION_ID),16.04)
 else ifeq ($(OS_VERSION_ID),18.04)
 	DEB_DEPENDS += python-dev
 	DEB_DEPENDS += libssl-dev
-	DEB_DEPENDS += gcc-8
+	DEB_DEPENDS += gcc-8 clang-9
 else ifeq ($(OS_VERSION_ID),20.04)
 	LIBFFI=libffi7
 else ifeq ($(OS_ID)-$(OS_VERSION_ID),debian-8)