diff --git a/Makefile b/Makefile
index c0ef271..e481804 100644
--- a/Makefile
+++ b/Makefile
@@ -41,7 +41,7 @@ cover_profile: clean bins
 	@echo Testing packages:
 	@for dir in $(TEST_DIRS); do \
 		mkdir -p $(BUILD)/"$$dir"; \
-		go test "$$dir" $(TEST_ARG) -coverprofile=$(BUILD)/"$$dir"/coverage.out; \
+		go test "$$dir" $(TEST_ARG) -coverprofile=$(BUILD)/"$$dir"/coverage.out || exit 1; \
 	done;
 
 cover: cover_profile