diff --git a/cozy/media/gst_player.py b/cozy/media/gst_player.py
index fb41fa21..6d57d553 100644
--- a/cozy/media/gst_player.py
+++ b/cozy/media/gst_player.py
@@ -269,6 +269,6 @@ def _on_gst_message(self, _, message: Gst.Message):
                 return
 
             reporter.error("player", f"{error.code}: {error}")
-            log.error(f"{error.code}: {error}")
+            log.error("%s: %s", error.code, error)
             log.debug(debug_msg)
             self.emit_event("error", error)
diff --git a/cozy/model/settings.py b/cozy/model/settings.py
index 08a557fd..c9202233 100644
--- a/cozy/model/settings.py
+++ b/cozy/model/settings.py
@@ -77,7 +77,7 @@ def _load_all_storage_locations(self):
             try:
                 self._storages.append(Storage(self._db, storage_db_obj.id))
             except InvalidPath:
-                log.error(f"Invalid path found in database, skipping: {storage_db_obj.path}")
+                log.error("Invalid path found in database, skipping: %s", storage_db_obj.path)
 
         self._ensure_default_storage_present()