diff --git a/telephony/java/com/android/internal/telephony/gsm/GSMPhone.java b/telephony/java/com/android/internal/telephony/gsm/GSMPhone.java
index 876c223de6a8d..2ae5a3c3ce9d1 100644
--- a/telephony/java/com/android/internal/telephony/gsm/GSMPhone.java
+++ b/telephony/java/com/android/internal/telephony/gsm/GSMPhone.java
@@ -974,7 +974,9 @@ public class GSMPhone extends PhoneBase {
     }
 
     public void getCallWaiting(Message onComplete) {
-        mCM.queryCallWaiting(CommandsInterface.SERVICE_CLASS_VOICE, onComplete);
+        //As per 3GPP TS 24.083, section 1.6 UE doesn't need to send service
+        //class parameter in call waiting interrogation  to network
+        mCM.queryCallWaiting(CommandsInterface.SERVICE_CLASS_NONE, onComplete);
     }
 
     public void setCallWaiting(boolean enable, Message onComplete) {