diff --git a/tests/stress/test_config.py b/tests/stress/test_config.py
index 2228be249..783bbe08d 100644
--- a/tests/stress/test_config.py
+++ b/tests/stress/test_config.py
@@ -179,7 +179,7 @@ LARGE_DATASET = (
                 "--vertex-count",
                 "200000",
                 "--edge-count",
-                "1000000",
+                "500000",
                 "--max-time",
                 "480",
                 "--verify",