diff --git a/src/runtime/presets/default.ts b/src/runtime/presets/default.ts
index ffe7c472..b940d4b7 100644
--- a/src/runtime/presets/default.ts
+++ b/src/runtime/presets/default.ts
@@ -322,7 +322,7 @@ const pills = {
 const avatar = {
   wrapper: 'relative inline-flex items-center justify-center',
   background: 'u-bg-gray-100',
-  placeholder: 'text-xs font-medium leading-none u-text-black',
+  placeholder: 'text-xs font-medium leading-none u-text-black truncate',
   size: {
     xxxs: 'h-4 w-4 text-xs',
     xxs: 'h-5 w-5 text-xs',