diff --git a/api/current.txt b/api/current.txt
index 21d2645621c1e..e01ddb62ee23c 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -29547,6 +29547,7 @@ package android.preference {
     method protected int getPersistedInt(int);
     method protected long getPersistedLong(long);
     method protected java.lang.String getPersistedString(java.lang.String);
+    method public java.util.Set<java.lang.String> getPersistedStringSet(java.util.Set<java.lang.String>);
     method public android.preference.PreferenceManager getPreferenceManager();
     method public android.content.SharedPreferences getSharedPreferences();
     method public boolean getShouldDisableView();
@@ -29581,6 +29582,7 @@ package android.preference {
     method protected boolean persistInt(int);
     method protected boolean persistLong(long);
     method protected boolean persistString(java.lang.String);
+    method public boolean persistStringSet(java.util.Set<java.lang.String>);
     method public void restoreHierarchyState(android.os.Bundle);
     method public void saveHierarchyState(android.os.Bundle);
     method public void setDefaultValue(java.lang.Object);
diff --git a/api/system-current.txt b/api/system-current.txt
index 351d58051c063..87990e3ecebc7 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -31916,6 +31916,7 @@ package android.preference {
     method protected int getPersistedInt(int);
     method protected long getPersistedLong(long);
     method protected java.lang.String getPersistedString(java.lang.String);
+    method public java.util.Set<java.lang.String> getPersistedStringSet(java.util.Set<java.lang.String>);
     method public android.preference.PreferenceManager getPreferenceManager();
     method public android.content.SharedPreferences getSharedPreferences();
     method public boolean getShouldDisableView();
@@ -31950,6 +31951,7 @@ package android.preference {
     method protected boolean persistInt(int);
     method protected boolean persistLong(long);
     method protected boolean persistString(java.lang.String);
+    method public boolean persistStringSet(java.util.Set<java.lang.String>);
     method public void restoreHierarchyState(android.os.Bundle);
     method public void saveHierarchyState(android.os.Bundle);
     method public void setDefaultValue(java.lang.Object);
diff --git a/api/test-current.txt b/api/test-current.txt
index 82176ae705558..5cfbf63e2b805 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -29557,6 +29557,7 @@ package android.preference {
     method protected int getPersistedInt(int);
     method protected long getPersistedLong(long);
     method protected java.lang.String getPersistedString(java.lang.String);
+    method public java.util.Set<java.lang.String> getPersistedStringSet(java.util.Set<java.lang.String>);
     method public android.preference.PreferenceManager getPreferenceManager();
     method public android.content.SharedPreferences getSharedPreferences();
     method public boolean getShouldDisableView();
@@ -29591,6 +29592,7 @@ package android.preference {
     method protected boolean persistInt(int);
     method protected boolean persistLong(long);
     method protected boolean persistString(java.lang.String);
+    method public boolean persistStringSet(java.util.Set<java.lang.String>);
     method public void restoreHierarchyState(android.os.Bundle);
     method public void saveHierarchyState(android.os.Bundle);
     method public void setDefaultValue(java.lang.Object);
diff --git a/core/java/android/preference/Preference.java b/core/java/android/preference/Preference.java
index 5d64af577cba6..d41bc070d6c15 100644
--- a/core/java/android/preference/Preference.java
+++ b/core/java/android/preference/Preference.java
@@ -1494,11 +1494,9 @@ public class Preference implements Comparable<Preference> {
      * @return True if the Preference is persistent. (This is not whether the
      *         value was persisted, since we may not necessarily commit if there
      *         will be a batch commit later.)
-     * @see #getPersistedString(Set)
-     * 
-     * @hide Pending API approval
+     * @see #getPersistedStringSet(Set)
      */
-    protected boolean persistStringSet(Set<String> values) {
+    public boolean persistStringSet(Set<String> values) {
         if (shouldPersist()) {
             // Shouldn't store null
             if (values.equals(getPersistedStringSet(null))) {
@@ -1527,10 +1525,8 @@ public class Preference implements Comparable<Preference> {
      * @return The value from the SharedPreferences or the default return
      *         value.
      * @see #persistStringSet(Set)
-     * 
-     * @hide Pending API approval
      */
-    protected Set<String> getPersistedStringSet(Set<String> defaultReturnValue) {
+    public Set<String> getPersistedStringSet(Set<String> defaultReturnValue) {
         if (!shouldPersist()) {
             return defaultReturnValue;
         }