diff --git a/megaparsec.ebal b/megaparsec.ebal
index 557976da..6a7d3997 100644
--- a/megaparsec.ebal
+++ b/megaparsec.ebal
@@ -1 +1 @@
-((test "--test-arguments=--threads=2"))
+((test "--test-arguments=--threads=2 --maximum-generated-tests=1000"))