diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index fad681f077f01..b37c9387ede31 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -2086,6 +2086,7 @@ package android.provider {
     field public static final String NAMESPACE_CONSTRAIN_DISPLAY_APIS = "constrain_display_apis";
     field public static final String NAMESPACE_DEVICE_IDLE = "device_idle";
     field public static final String NAMESPACE_JOB_SCHEDULER = "jobscheduler";
+    field public static final String NAMESPACE_SELECTION_TOOLBAR = "selection_toolbar";
   }
 
   public final class Settings {
diff --git a/core/java/android/provider/DeviceConfig.java b/core/java/android/provider/DeviceConfig.java
index 22b95787cfdeb..6349cde2b8fcf 100644
--- a/core/java/android/provider/DeviceConfig.java
+++ b/core/java/android/provider/DeviceConfig.java
@@ -563,6 +563,14 @@ public final class DeviceConfig {
     @SystemApi
     public static final String NAMESPACE_WINDOW_MANAGER_NATIVE_BOOT = "window_manager_native_boot";
 
+    /**
+     * Definitions for selection toolbar related functions.
+     *
+     * @hide
+     */
+    @TestApi
+    public static final String NAMESPACE_SELECTION_TOOLBAR = "selection_toolbar";
+
     /**
      * List of namespaces which can be read without READ_DEVICE_CONFIG permission
      *
@@ -571,7 +579,7 @@ public final class DeviceConfig {
     @NonNull
     private static final List<String> PUBLIC_NAMESPACES =
             Arrays.asList(NAMESPACE_TEXTCLASSIFIER, NAMESPACE_RUNTIME, NAMESPACE_STATSD_JAVA,
-                    NAMESPACE_STATSD_JAVA_BOOT);
+                    NAMESPACE_STATSD_JAVA_BOOT, NAMESPACE_SELECTION_TOOLBAR);
     /**
      * Privacy related properties definitions.
      *