diff --git a/src/admin/components/forms/RowHeader/types.ts b/src/admin/components/forms/RowHeader/types.ts
index a7745d9598..a1642d66a5 100644
--- a/src/admin/components/forms/RowHeader/types.ts
+++ b/src/admin/components/forms/RowHeader/types.ts
@@ -17,6 +17,6 @@ export type Props = {
   rowNumber?: number;
 };
 
-export function isComponent(RowLabel: RowHeader): RowLabel is RowHeaderComponent {
-  return React.isValidElement(RowLabel);
+export function isComponent(RowHeader: RowHeader): RowHeader is RowHeaderComponent {
+  return React.isValidElement(RowHeader);
 }