diff --git a/api/current.txt b/api/current.txt
index 929281649c999..aeaae55833042 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -5610,8 +5610,6 @@ package android.app {
     method public void enableCarMode(int);
     method public int getCurrentModeType();
     method public int getNightMode();
-    method public boolean isNightModeLocked();
-    method public boolean isUiModeLocked();
     method public void setNightMode(int);
     field public static java.lang.String ACTION_ENTER_CAR_MODE;
     field public static java.lang.String ACTION_ENTER_DESK_MODE;
diff --git a/api/system-current.txt b/api/system-current.txt
index 3771b4e419397..1a2c8547fa8cb 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -5742,8 +5742,6 @@ package android.app {
     method public void enableCarMode(int);
     method public int getCurrentModeType();
     method public int getNightMode();
-    method public boolean isNightModeLocked();
-    method public boolean isUiModeLocked();
     method public void setNightMode(int);
     field public static java.lang.String ACTION_ENTER_CAR_MODE;
     field public static java.lang.String ACTION_ENTER_DESK_MODE;
diff --git a/core/java/android/app/UiModeManager.java b/core/java/android/app/UiModeManager.java
index 73fb55f795906..69e8df87384b6 100644
--- a/core/java/android/app/UiModeManager.java
+++ b/core/java/android/app/UiModeManager.java
@@ -17,6 +17,7 @@
 package android.app;
 
 import android.annotation.IntDef;
+import android.annotation.TestApi;
 import android.content.Context;
 import android.content.res.Configuration;
 import android.os.RemoteException;
@@ -266,7 +267,9 @@ public class UiModeManager {
     /**
      * @return If UI mode is locked or not. When UI mode is locked, calls to change UI mode
      *         like {@link #enableCarMode(int)} will silently fail.
+     * @hide
      */
+    @TestApi
     public boolean isUiModeLocked() {
         if (mService != null) {
             try {
@@ -286,7 +289,9 @@ public class UiModeManager {
      * mode will fail silently.
      *
      * @return {@code true} if night mode is locked or {@code false} otherwise
+     * @hide
      */
+    @TestApi
     public boolean isNightModeLocked() {
         if (mService != null) {
             try {