diff --git a/src/zarr/core/array.py b/src/zarr/core/array.py
index f2c88c508b..62efe44e4c 100644
--- a/src/zarr/core/array.py
+++ b/src/zarr/core/array.py
@@ -1711,7 +1711,9 @@ def _info(
 # TODO: Array can be a frozen data class again once property setters (e.g. shape) are removed
 @dataclass(frozen=False)
 class Array:
-    """Instantiate an array from an initialized store."""
+    """
+    A Zarr array.
+    """
 
     _async_array: AsyncArray[ArrayV3Metadata] | AsyncArray[ArrayV2Metadata]
 
diff --git a/src/zarr/core/group.py b/src/zarr/core/group.py
index 925252ccf0..3f8dad1740 100644
--- a/src/zarr/core/group.py
+++ b/src/zarr/core/group.py
@@ -1744,6 +1744,10 @@ async def move(self, source: str, dest: str) -> None:
 
 @dataclass(frozen=True)
 class Group(SyncMixin):
+    """
+    A Zarr group.
+    """
+
     _async_group: AsyncGroup
 
     @classmethod