1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index c6113e581..134c29ea3 100644
--- a/Makefile
+++ b/Makefile
@@ -135,7 +135,7 @@ source:
 	--exclude=/js/node_modules/ \
 	--exclude=*.log
 ifdef CAN_SIGN
-	$(sign) --path $(source_build_directory)
+	$(sign) --path "$(source_build_directory)"
 else
 	@echo $(sign_skip_msg)
 endif