diff --git a/WINGs/WUtil.h b/WINGs/WUtil.h
index c2b983b6..1c71fade 100644
--- a/WINGs/WUtil.h
+++ b/WINGs/WUtil.h
@@ -556,6 +556,11 @@ void WMSaveUserDefaults(WMUserDefaults *database);
 
 void WMEnableUDPeriodicSynchronization(WMUserDefaults *database, Bool enable);
 
+/* Returns a PLArray with all keys in the user defaults database.
+ * Free the returned array with PLRelease() when no longer needed,
+ * but do not free the elements of the array! They're just references. */
+proplist_t WMGetUDAllKeys(WMUserDefaults *database);
+
 proplist_t WMGetUDObjectForKey(WMUserDefaults *database, char *defaultName);
 
 void WMSetUDObjectForKey(WMUserDefaults *database, proplist_t object,
@@ -563,7 +568,7 @@ void WMSetUDObjectForKey(WMUserDefaults *database, proplist_t object,
 
 void WMRemoveUDObjectForKey(WMUserDefaults *database, char *defaultName);
 
-/* you can free the returned string */
+/* Free the returned string when no longer needed */
 char *WMGetUDStringForKey(WMUserDefaults *database, char *defaultName);
 
 int WMGetUDIntegerForKey(WMUserDefaults *database, char *defaultName);
diff --git a/WINGs/userdefaults.c b/WINGs/userdefaults.c
index 47db9abe..126fbfe9 100644
--- a/WINGs/userdefaults.c
+++ b/WINGs/userdefaults.c
@@ -411,6 +411,16 @@ WMGetDefaultsFromPath(char *path)
 }
 
 
+/* Returns a PLArray with all keys in the user defaults database.
+ * Free the returned array with PLRelease() when no longer needed,
+ * but do not free the elements of the array! They're just references. */
+proplist_t
+WMGetUDAllKeys(WMUserDefaults *database)
+{
+    return PLGetAllDictionaryKeys(database->defaults);
+}
+
+
 proplist_t
 WMGetUDObjectForKey(WMUserDefaults *database, char *defaultName)
 {