diff --git a/src/com/android/stk/StkAppService.java b/src/com/android/stk/StkAppService.java
index 1714d6d..937acec 100644
--- a/src/com/android/stk/StkAppService.java
+++ b/src/com/android/stk/StkAppService.java
@@ -296,7 +296,7 @@
         if (op != OP_BOOT_COMPLETED) {
             slotId = args.getInt(SLOT_ID);
         }
-        CatLog.d(LOG_TAG, "onStart sim id: " + slotId + ", op: " + op + ", " + args);
+        CatLog.d(LOG_TAG, "onStart sim id: " + slotId + ", op: " + op + ", *****");
         if ((slotId >= 0 && slotId < mSimCount) && mStkService[slotId] == null) {
             mStkService[slotId] = CatService.getInstance(slotId);
             if (mStkService[slotId] == null) {
diff --git a/src/com/android/stk/StkInputActivity.java b/src/com/android/stk/StkInputActivity.java
index 69223c3..39c574d 100644
--- a/src/com/android/stk/StkInputActivity.java
+++ b/src/com/android/stk/StkInputActivity.java
@@ -241,8 +241,8 @@
             return;
         }
 
-        CatLog.d(LOG_TAG, "sendResponse resID[" + resId + "] input[" + input +
-                "] help[" + help + "]");
+        CatLog.d(LOG_TAG, "sendResponse resID[" + resId + "] input[*****] help[" 
+                + help + "]");
         mIsResponseSent = true;
         Bundle args = new Bundle();
         args.putInt(StkAppService.OPCODE, StkAppService.OP_RESPONSE);