diff --git a/chowist/settings/dev.py b/chowist/settings/dev.py
index 9d1074f..40daaf1 100644
--- a/chowist/settings/dev.py
+++ b/chowist/settings/dev.py
@@ -15,7 +15,7 @@
         "NAME": "postgres",
         "USER": "postgres",
         "HOST": "db",
-        "PORT": 5432,
+        "PORT": "5432",
     }
 }