diff --git a/lib/schema/array.js b/lib/schema/array.js
index 8323ce4dd8b..a0bd356d4e2 100644
--- a/lib/schema/array.js
+++ b/lib/schema/array.js
@@ -116,7 +116,7 @@ function SchemaArray(key, cast, options, schemaOptions) {
       // Leave it up to `cast()` to convert the array
       return arr;
     };
-    defaultFn.$runBeforeSetters = true;
+    defaultFn.$runBeforeSetters = !fn;
     this.default(defaultFn);
   }
 }