diff --git a/api/system-current.txt b/api/system-current.txt
index 92f019646ea3c..31481cbc2e767 100755
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -11599,7 +11599,6 @@ package android.telephony {
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isAnyRadioPoweredOn();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isApnMetered(int);
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isApplicationOnUicc(int);
-    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isDataAllowedInVoiceCall();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isDataConnectionAllowed();
     method public boolean isDataConnectivityPossible();
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isDataEnabledForApn(int);
@@ -11641,7 +11640,6 @@ package android.telephony {
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public boolean setCdmaRoamingMode(int);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public boolean setCdmaSubscriptionMode(int);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setDataActivationState(int);
-    method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public boolean setDataAllowedDuringVoiceCall(boolean);
     method @Deprecated @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setDataEnabled(int, boolean);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setDataRoamingEnabled(boolean);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public int setIccLockEnabled(boolean, @NonNull String);
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index b87d265c6ad32..3bf73b13c8fd7 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -12888,7 +12888,6 @@ public class TelephonyManager {
      *
      * @hide
      */
-    @SystemApi
     @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE)
     public boolean setDataAllowedDuringVoiceCall(boolean allow) {
         try {
@@ -12917,7 +12916,6 @@ public class TelephonyManager {
      *
      * @hide
      */
-    @SystemApi
     @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
     public boolean isDataAllowedInVoiceCall() {
         try {