diff --git a/src/zarr/v2/util.py b/src/zarr/v2/util.py
index 6926bb2d14..6233687086 100644
--- a/src/zarr/v2/util.py
+++ b/src/zarr/v2/util.py
@@ -786,4 +786,4 @@ def __contains__(self, key: object) -> bool:
         return key in self._keys
 
     def __repr__(self) -> str:
-        return repr({k: v for k, v in self.items()})
+        return repr(dict(self.items()))