diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index b9fcf4e39203d..1f97d7d9cf477 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -1810,8 +1810,8 @@ public class UserManagerService extends IUserManager.Stub {
                             if (type == XmlPullParser.START_TAG) {
                                 if (parser.getName().equals(TAG_RESTRICTIONS)) {
                                     synchronized (mGuestRestrictions) {
-                                        mGuestRestrictions.putAll(
-                                                UserRestrictionsUtils.readRestrictions(parser));
+                                        UserRestrictionsUtils
+                                                .readRestrictions(parser, mGuestRestrictions);
                                     }
                                 }
                                 break;
diff --git a/services/core/java/com/android/server/pm/UserRestrictionsUtils.java b/services/core/java/com/android/server/pm/UserRestrictionsUtils.java
index 36eba8e1b6bb5..cb2ed6e0d00f0 100644
--- a/services/core/java/com/android/server/pm/UserRestrictionsUtils.java
+++ b/services/core/java/com/android/server/pm/UserRestrictionsUtils.java
@@ -207,6 +207,7 @@ public class UserRestrictionsUtils {
     }
 
     public static void readRestrictions(XmlPullParser parser, Bundle restrictions) {
+        restrictions.clear();
         for (String key : USER_RESTRICTIONS) {
             final String value = parser.getAttributeValue(null, key);
             if (value != null) {