diff --git a/app.json b/app.json
index 8fdc73867a..d034f09db1 100644
--- a/app.json
+++ b/app.json
@@ -8,7 +8,7 @@
     {
       "plan": "heroku-postgresql",
       "options": {
-        "version": "10"
+        "version": "13"
       }
     }
   ]