diff --git a/src/app.js b/src/app.js
index 4f9e4aa..3c1344d 100644
--- a/src/app.js
+++ b/src/app.js
@@ -6,6 +6,7 @@ import mongoose from "mongoose";
 import flash from "connect-flash";
 import session from "express-session";
 import MongoStore from "connect-mongo";
+import debugLib from "debug";
 
 import passportConfig from "./libs/passport";
 
@@ -29,11 +30,13 @@ import importMeRouterApiV1 from "./routes/api/v1/me";
 import importContactRouterApiV1 from "./routes/api/v1/contact";
 
 passportConfig(passport);
+const debug = debugLib("musictopus:errors");
 
 mongoose.set("strictQuery", false);
 mongoose
     .connect(mongoDbUri, { useNewUrlParser: true, useUnifiedTopology: true })
-    .catch(() => {
+    .catch((err) => {
+        debug(`Mongo error:`, err);
         process.exit();
     });