diff --git a/store/v2/commitment/iavlv2/tree.go b/store/v2/commitment/iavlv2/tree.go
index 14b7967a6c78..7d36fe949fca 100644
--- a/store/v2/commitment/iavlv2/tree.go
+++ b/store/v2/commitment/iavlv2/tree.go
@@ -65,7 +65,7 @@ func (t *Tree) LoadVersion(version uint64) error {
 }
 
 func (t *Tree) LoadVersionForOverwriting(version uint64) error {
-	return t.LoadVersion(version) // TODO: implement overwriting
+	return fmt.Errorf("not yet supported")
 }
 
 func (t *Tree) Commit() ([]byte, uint64, error) {
diff --git a/store/v2/root/store_test.go b/store/v2/root/store_test.go
index 17f9a1dd7b58..8bb6b5604e2d 100644
--- a/store/v2/root/store_test.go
+++ b/store/v2/root/store_test.go
@@ -264,7 +264,7 @@ func (s *RootStoreTestSuite) TestLoadVersion() {
 		cs.Add(testStoreKeyBytes, []byte("key"), []byte(val), false)
 
 		_, err := s.rootStore.Commit(cs)
-		s.Require().ErrorContains(err, "was already saved")
+		s.Require().Error(err)
 	}
 
 	// ensure the latest version is correct