diff --git a/frontend/scripts/test-regressions.js b/frontend/scripts/test-regressions.js
index 5016ab5..cf7a2ca 100644
--- a/frontend/scripts/test-regressions.js
+++ b/frontend/scripts/test-regressions.js
@@ -179,6 +179,11 @@ assertContains(
   "session.protocol !== \"leviathan\"",
   "Leviathan tabs must close without connected-session confirmation",
 );
+assertContains(
+  "frontend/src/js/tabs.js",
+  "session.protocol !== \"github\"",
+  "GitHub tabs must close without connected-session confirmation",
+);
 assertContains(
   "frontend/src/js/tabs.js",
   "Connected since:",
diff --git a/frontend/src/css/sidebar.css b/frontend/src/css/sidebar.css
index 85e1674..6cb5009 100644
--- a/frontend/src/css/sidebar.css
+++ b/frontend/src/css/sidebar.css
@@ -227,7 +227,7 @@
   align-items: center;
   gap: var(--space-2);
   padding: var(--space-2) var(--space-2);
-  margin-bottom: 1px;
+  margin-bottom: 0.5px;
   border-radius: var(--radius-md);
   cursor: pointer;
   transition:
diff --git a/frontend/src/js/tabs.js b/frontend/src/js/tabs.js
index f1f1719..e5111f8 100644
--- a/frontend/src/js/tabs.js
+++ b/frontend/src/js/tabs.js
@@ -175,6 +175,7 @@
         session &&
         session.state === "connected" &&
         session.protocol !== "leviathan" &&
+        session.protocol !== "github" &&
         this.app.state.preferences.confirmOnDisconnect
       ) {
         const ok = await this._confirmClose(sessionId);