diff --git a/src/config.rs b/src/config.rs
index f200f627..f1138f98 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -570,4 +570,10 @@ mod test {
         );
         assert_eq!(get_config().pools["simple_db"].users["0"].pool_size, 5);
     }
+
+    #[tokio::test]
+    async fn test_serialize_configs() {
+        parse("pgcat.toml").await.unwrap();
+        print!("{}", toml::to_string(&get_config()).unwrap());
+    }
 }