diff --git a/src/test/Makefile b/src/test/Makefile
index 9b408adfd6..c401fa3f07 100644
--- a/src/test/Makefile
+++ b/src/test/Makefile
@@ -383,6 +383,7 @@ COMMON_FLAGS = \
 	-Wall \
 	-Wextra \
 	-Werror \
+	-Wno-error=unused-command-line-argument \
 	-ggdb3 \
 	-O0 \
 	-DUNIT_TEST \