diff --git a/packages/opencode/src/kilocode/bell.ts b/packages/opencode/src/kilocode/bell.ts
new file mode 100644
index 00000000000..d7ae08a78ec
--- /dev/null
+++ b/packages/opencode/src/kilocode/bell.ts
@@ -0,0 +1,6 @@
+// kilocode_change - new file
+export function bell() {
+  if (process.stdout.isTTY) {
+    process.stdout.write("\x07")
+  }
+}