diff --git a/default.json b/default.json
index 881c6d0..8094dbc 100644
--- a/default.json
+++ b/default.json
@@ -3,5 +3,6 @@
 	"extends": ["config:recommended"],
 	"assigneesFromCodeOwners": true,
 	"prConcurrentLimit": 0,
-	"prHourlyLimit": 0
+	"prHourlyLimit": 0,
+	"postUpdateOptions": ["pnpmDedupe"]
 }