diff --git a/src/policies/size-limit-policy.ts b/src/policies/size-limit-policy.ts
index fc036bf..c0ec6a1 100644
--- a/src/policies/size-limit-policy.ts
+++ b/src/policies/size-limit-policy.ts
@@ -21,7 +21,7 @@ interface SizeLimitOptions {
  */
 const sizeLimitPolicy: Policy<SizeLimitOptions> = ({ event: { id, content, kind } }, opts = {}) => {
   const {
-    excludeKinds = [3], // Exclude large events such as contact lists
+    excludeKinds = [3, 30078], // Exclude large events such as contact lists and app data
     maxContentSize = 12 * 1024  // Default size limit is 12KB
   } = opts;