diff --git a/tests/test_postgresql.py b/tests/test_postgresql.py
index 5068ac222ed884fb72520a072127621c337c7d74..c1938f3c9cb35cb51eaa8a486f5e0ff280d7d3ce 100755
--- a/tests/test_postgresql.py
+++ b/tests/test_postgresql.py
@@ -254,7 +254,7 @@ def check_replication(primary: dict, standby: dict) -> bool:
     try:
         primary_psql = primary_client.cursor()
         primary_psql.execute("CREATE TABLE es_test (id serial PRIMARY KEY);")
-        time.sleep(0.3)
+        time.sleep(3)
         standby_psql = primary_client.cursor()
         standby_psql.execute("SELECT * FROM es_test;")
         primary_psql.execute("DROP TABLE es_test;")