diff --git a/java/console/src/main/java/Main.java b/java/console/src/main/java/Main.java
index fd370ee..ca68544 100644
--- a/java/console/src/main/java/Main.java
+++ b/java/console/src/main/java/Main.java
@@ -82,6 +82,7 @@ public static void main(String[] args) {
         client.sendMessage(new SessionUpdateEvent(
                 new RealtimeRequestSession()
                         .setVoice(RealtimeVoice.ALLOY)
+                        .setInstructions("You are a helpful assistant and always respond with audio in English.")
                         .setTurnDetection(
                                 new RealtimeServerVadTurnDetection()
                                         .setThreshold(0.5)