diff --git a/test/io/test_io.py b/test/io/test_io.py
index 42f0abb0c..f66e4377a 100644
--- a/test/io/test_io.py
+++ b/test/io/test_io.py
@@ -2192,7 +2192,7 @@ def test_positive_pool_metric(defaultenv):
         env = {**defaultenv, "PGHOST": pgproxyhost}
 
         with run(env=env, wait_for_readiness=False) as postgrest:
-            time.sleep(2)
+            time.sleep(3)
 
             response = postgrest.admin.get("/metrics", timeout=1)
             assert response.status_code == 200