diff --git a/15.0/wait-for-psql.py b/15.0/wait-for-psql.py
index a55f440..e897229 100755
--- a/15.0/wait-for-psql.py
+++ b/15.0/wait-for-psql.py
@@ -28,5 +28,5 @@ if __name__ == '__main__':
         time.sleep(1)
 
     if error:
-        print("Database connection failure: %s" % error, file=sys.stderr)
+        print(f"Database connection failure after {int(time.time() - start_time)} seconds: {error}", file=sys.stderr)
         sys.exit(1)