diff --git a/ui-electrobun/src/mainview/AgentPane.svelte b/ui-electrobun/src/mainview/AgentPane.svelte
index e0d20b7..e8b06b4 100644
--- a/ui-electrobun/src/mainview/AgentPane.svelte
+++ b/ui-electrobun/src/mainview/AgentPane.svelte
@@ -40,7 +40,8 @@
 
   $effect(() => {
     void messages.length;
-    tick().then(() => {
+    // Use requestAnimationFrame instead of tick() to avoid effect re-entry cycle
+    requestAnimationFrame(() => {
       if (scrollEl) scrollEl.scrollTop = scrollEl.scrollHeight;
     });
   });