diff --git a/packages/opencode/src/cli/cmd/run.ts b/packages/opencode/src/cli/cmd/run.ts
index ab5c93f8521..28a4e25e5b7 100644
--- a/packages/opencode/src/cli/cmd/run.ts
+++ b/packages/opencode/src/cli/cmd/run.ts
@@ -567,7 +567,7 @@ export const RunCommand = cmd({
             event.properties.sessionID === sessionID &&
             event.properties.status.type === "idle"
           ) {
-            bell() // kilocode_change
+            if (args.format !== "json") bell() // kilocode_change
             break
           }