diff --git a/src/vs/sessions/browser/media/style.css b/src/vs/sessions/browser/media/style.css
index 4cc8f58c36594..339e9c486c5bc 100644
--- a/src/vs/sessions/browser/media/style.css
+++ b/src/vs/sessions/browser/media/style.css
@@ -12,6 +12,10 @@
 	border-radius: var(--vscode-cornerRadius-small);
 }
 
+.agent-sessions-workbench .monaco-dropdown-with-default {
+	border-radius: var(--vscode-cornerRadius-small);
+}
+
 /* ---- Sidebar & Auxiliary Bar Card Appearance ---- */
 
 .agent-sessions-workbench .part.sidebar {