diff --git a/lib/dl_core/dl_core/us_manager/us_manager.py b/lib/dl_core/dl_core/us_manager/us_manager.py
index 24633aa52..e0a508534 100644
--- a/lib/dl_core/dl_core/us_manager/us_manager.py
+++ b/lib/dl_core/dl_core/us_manager/us_manager.py
@@ -433,6 +433,8 @@ def _get_entry_save_params(self, entry: USEntry) -> dict:
                 data_pack = USDataPack(data=data_dict)
 
             for key, secret in data_pack.secrets.items():
+                if isinstance(secret, dict):
+                    secret = json.dumps(secret)
                 assert secret is None or isinstance(secret, str)
                 data_pack.secrets[key] = self._crypto_controller.encrypt_with_actual_key(secret)
 
diff --git a/lib/dl_core/dl_core/utils.py b/lib/dl_core/dl_core/utils.py
index 5c4d5d47c..121eafcc3 100644
--- a/lib/dl_core/dl_core/utils.py
+++ b/lib/dl_core/dl_core/utils.py
@@ -270,8 +270,6 @@ def sa_plain_text(query: str) -> sa.sql.elements.TextClause:
 
 def secrepr(value: Optional[str]) -> str:
     """Convenience function for attrs-repr of secrets"""
-    if value is None:
-        return repr(value)
     if not value:
         return repr(value)
     if not isinstance(value, str):
@@ -284,6 +282,12 @@ def secrepr(value: Optional[str]) -> str:
     return repr(f"{value[:side_size]}...{value[-side_size:]}")
 
 
+def secrepr_dict(d: dict[str, Optional[str]]) -> str:
+    if not d:
+        return repr(d)
+    return repr({key: secrepr(value) for key, value in d.items()})
+
+
 def _multidict_to_list(md: CIMultiDictProxy[str]) -> Iterable[tuple[str, str]]:
     return [(str(k), str(v)) for k, v in md.items()]