diff --git a/telephony/java/com/android/internal/telephony/gsm/UsimPhoneBookManager.java b/telephony/java/com/android/internal/telephony/gsm/UsimPhoneBookManager.java
index 9caae3d6cbc43..41e527cec05a2 100644
--- a/telephony/java/com/android/internal/telephony/gsm/UsimPhoneBookManager.java
+++ b/telephony/java/com/android/internal/telephony/gsm/UsimPhoneBookManager.java
@@ -409,7 +409,7 @@ public class UsimPhoneBookManager extends Handler implements IccConstants {
                     case USIM_EFIAP_TAG:
                     case USIM_EFSNE_TAG:
                         data = tlv.getData();
-                        int efid = data[0] << 8 | data[1];
+                        int efid = ((data[0] & 0xFF) << 8) | (data[1] & 0xFF);
                         val.put(tag, efid);
                         break;
                 }