diff --git a/libervia/backend/memory/sqla_mapping.py b/libervia/backend/memory/sqla_mapping.py
index 377e4948..4735cafe 100644
--- a/libervia/backend/memory/sqla_mapping.py
+++ b/libervia/backend/memory/sqla_mapping.py
@@ -102,7 +102,15 @@ class LegacyPickle(TypeDecorator):
         except AttributeError:
             pass
         # "utf-8" encoding is needed to handle Python 2 pickled data
-        return pickle.loads(value, encoding="utf-8")
+        try:
+            return pickle.loads(value, encoding="utf-8")
+        except ModuleNotFoundError:
+            # FIXME: workaround due to package renaming, need to move all pickle code to
+            #   JSON
+            return pickle.loads(
+                value.replace(b"sat.plugins", b"libervia.backend.plugins"),
+                encoding="utf-8"
+            )
 
 
 class Json(TypeDecorator):