diff --git a/libervia/backend/plugins/plugin_xep_0373.py b/libervia/backend/plugins/plugin_xep_0373.py
index fa92d517..d3d3c12f 100644
--- a/libervia/backend/plugins/plugin_xep_0373.py
+++ b/libervia/backend/plugins/plugin_xep_0373.py
@@ -1218,7 +1218,10 @@ class XEP_0373:
 
         await self.publish_public_keys_list(client, public_keys_list)
 
-        await self.__storage[client.profile].force(storage_key, public_keys_list)
+        await self.__storage[client.profile].force(
+            storage_key,
+            [pkm.to_dict() for pkm in public_keys_list]
+        )
 
         return secret_key