diff --git a/api/system-current.txt b/api/system-current.txt
index 5f2e1f2a85251..6a3061d3ed2c7 100755
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -11435,6 +11435,7 @@ package android.telephony {
     method public boolean isDataConnectivityPossible();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isDataEnabledForApn(int);
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isEmergencyAssistanceEnabled();
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) @WorkerThread public boolean isIccLockEnabled();
     method @Deprecated @RequiresPermission(anyOf={android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE, android.Manifest.permission.READ_PHONE_STATE}) public boolean isIdle();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isInEmergencySmsMode();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isLteCdmaEvdoGsmWcdmaEnabled();
diff --git a/telephony/api/system-current.txt b/telephony/api/system-current.txt
index 9d1fa37c2a2a5..fe484018b7f0e 100644
--- a/telephony/api/system-current.txt
+++ b/telephony/api/system-current.txt
@@ -806,6 +806,7 @@ package android.telephony {
     method public boolean isDataConnectivityPossible();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isDataEnabledForApn(int);
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isEmergencyAssistanceEnabled();
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) @WorkerThread public boolean isIccLockEnabled();
     method @Deprecated @RequiresPermission(anyOf={android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE, android.Manifest.permission.READ_PHONE_STATE}) public boolean isIdle();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isInEmergencySmsMode();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isLteCdmaEvdoGsmWcdmaEnabled();
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 441a8ee567a03..b3bf6ee9303c1 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -13003,6 +13003,7 @@ public class TelephonyManager {
      */
     @WorkerThread
     @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
+    @SystemApi
     public boolean isIccLockEnabled() {
         try {
             ITelephony telephony = getITelephony();