diff --git a/main.py b/main.py
index 49f901f..2183d2e 100644
--- a/main.py
+++ b/main.py
@@ -173,4 +173,4 @@ if __name__ == "__main__":
                                  'response_intent text NOT NULL);'
                                  )
     conn.commit()
-    app.run(host='0.0.0.0')
+    app.run(host='0.0.0.0', port=4000)