diff --git a/src/theme/button.ts b/src/theme/button.ts
index 9ce5d190c4..f2b24f5bcb 100644
--- a/src/theme/button.ts
+++ b/src/theme/button.ts
@@ -59,7 +59,6 @@ export default (options: Required<ModuleOptions>) => ({
     block: {
       true: {
         base: 'w-full justify-center',
-        leadingAvatarSize: 'xs',
         trailingIcon: 'ms-auto'
       }
     },