diff --git a/web/src/components/Shell.jsx b/web/src/components/Shell.jsx
index 3556cfd..795837c 100644
--- a/web/src/components/Shell.jsx
+++ b/web/src/components/Shell.jsx
@@ -264,7 +264,7 @@ export default function Shell({ api }) {
 
     setTabs(prev => {
       const next = prev.filter(t => t.id !== tabId)
-      if (activeTab === tabId) {
+      if (activeTab === tabId && next.length > 0) {
         setActiveTab(next[next.length - 1].id)
       }
       return next