diff --git a/tests/ci/cover.sh b/tests/ci/cover.sh
index 8a97dd8a..209511c4 100755
--- a/tests/ci/cover.sh
+++ b/tests/ci/cover.sh
@@ -62,7 +62,7 @@ then
 else
     show_diff $baseline_report $current_report
     echo "Please write more unit tests, we should keep our test coverage :( "
-    exit_code=0
+    exit_code=1
 fi
 
 rm $baseline_report $current_report