diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 304e87f53..9e7b9790c 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -1,4 +1,4 @@
-name: Release to latest/edge
+name: Release to 6/edge
 
 on:
   push:
@@ -19,7 +19,7 @@ jobs:
     name: Build charm
     uses: canonical/data-platform-workflows/.github/workflows/build_charm_without_cache.yaml@v5
     with:
-      charmcraft-snap-channel: "latest/edge"
+      charmcraft-snap-channel: "latest/stable"
 
   release:
     name: Release charm
diff --git a/lib/charms/mongodb/v1/shards_interface.py b/lib/charms/mongodb/v1/shards_interface.py
index b2ec45b8b..4de1fe68f 100644
--- a/lib/charms/mongodb/v1/shards_interface.py
+++ b/lib/charms/mongodb/v1/shards_interface.py
@@ -469,7 +469,7 @@ def wait_for_draining(self, mongos_hosts: List[str]):
 
                 break
 
-    def get_shard_status(self) -> StatusBase:
+    def get_shard_status(self) -> Optional[StatusBase]:
         """Returns the current status of the shard.
 
         Note: No need to report if currently draining, since that check block other hooks from
diff --git a/src/charm.py b/src/charm.py
index ff325cb48..b2e5fae5f 100755
--- a/src/charm.py
+++ b/src/charm.py
@@ -1404,7 +1404,7 @@ def is_relation_feasible(self, rel_interface) -> bool:
 
         if (
             not self.is_sharding_component()
-            and rel_interface != Config.Relations.SHARDING_RELATIONS_NAME
+            and rel_interface == Config.Relations.SHARDING_RELATIONS_NAME
         ):
             self.unit.status = BlockedStatus("role replication does not support sharding")
             logger.error(