diff --git a/core/64_bit_blacklist.mk b/core/64_bit_blacklist.mk
index ab081b5af6..9f16536958 100644
--- a/core/64_bit_blacklist.mk
+++ b/core/64_bit_blacklist.mk
@@ -8,6 +8,7 @@ _64_bit_directory_blacklist += \
 
 # Chromium/V8: needs 64-bit support
 _64_bit_directory_blacklist += \
+	external/chromium \
 	external/chromium-libpac \
 	external/chromium_org \
 	external/v8 \