diff --git a/src/adapter/src/coord/appends.rs b/src/adapter/src/coord/appends.rs
index 7adc4be79f9ec..04bd1cbc0b9b1 100644
--- a/src/adapter/src/coord/appends.rs
+++ b/src/adapter/src/coord/appends.rs
@@ -445,19 +445,6 @@ impl Coordinator {
             advance_to,
         } = self.get_local_write_ts().await;
 
-        // While we're flipping on the feature flags for txn-wal tables and
-        // the separated Postgres timestamp oracle, we also need to confirm
-        // leadership on writes _after_ getting the timestamp and _before_
-        // writing anything to table shards.
-        //
-        // TODO: Remove this after both (either?) of the above features are on
-        // for good and no possibility of running the old code.
-        let () = self
-            .catalog
-            .confirm_leadership()
-            .await
-            .unwrap_or_terminate("unable to confirm leadership");
-
         let mut appends: BTreeMap<CatalogItemId, SmallVec<[TableData; 1]>> = BTreeMap::new();
         let mut responses = Vec::with_capacity(validated_writes.len());
         let mut notifies = Vec::new();