1 files changed, 1 insertions, 1 deletions

diff --git a/test/Makefile b/test/Makefile
index 2f3a97d73..2c376da58 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -3,7 +3,7 @@ TESTS=$(patsubst %/,%,$(wildcard */))
 .PHONY: $(TESTS)
 $(TESTS):
         cd $@ && ./$@.sh 2>&1 | tee $@.log
-        cd $@ && grep -a TESTING $@.log && grep -a -L "TESTING ERROR" $@.log
+        cd $@ && grep -a TESTING $@.log && ! grep -a -q "TESTING ERROR" $@.log
 
 .PHONY: clean
 clean: