diff --git a/.changeset/funny-ravens-act.md b/.changeset/funny-ravens-act.md
new file mode 100644
index 00000000000..9bb403851e7
--- /dev/null
+++ b/.changeset/funny-ravens-act.md
@@ -0,0 +1,5 @@
+---
+'@shopify/polaris': patch
+---
+
+[IndexTable] Unify sticky table header rendering with regular header for consistency.
diff --git a/polaris-react/src/components/IndexTable/IndexTable.tsx b/polaris-react/src/components/IndexTable/IndexTable.tsx
index f7422ae20f8..50ae57f163f 100644
--- a/polaris-react/src/components/IndexTable/IndexTable.tsx
+++ b/polaris-react/src/components/IndexTable/IndexTable.tsx
@@ -869,7 +869,7 @@ function IndexTableBase({
     Tag: React.ElementType,
     tagProps: {[x: string]: unknown},
   ) {
-    return (heading: IndexTableHeading, index: number) => {
+    return function Heading(heading: IndexTableHeading, index: number) {
       const isSecond = index === 0;
       const isLast = index === headings.length - 1;
       const hasSortable = sortable?.some((value) => value === true);