diff --git a/plugins/Bookmark/Bookmark.php b/plugins/Bookmark/Bookmark.php
index 6836744799..7e831a3524 100644
--- a/plugins/Bookmark/Bookmark.php
+++ b/plugins/Bookmark/Bookmark.php
@@ -144,7 +144,7 @@ class Bookmark extends Memcached_DataObject
      *
      * @return Bookmark found bookmark or null
      */
-    function getByNotice($notice)
+    static function getByNotice($notice)
     {
         return self::staticGet('uri', $notice->uri);
     }
diff --git a/plugins/GNUsocialPhoto/Photo.php b/plugins/GNUsocialPhoto/Photo.php
index 2bbbe91fd5..97b78634d7 100644
--- a/plugins/GNUsocialPhoto/Photo.php
+++ b/plugins/GNUsocialPhoto/Photo.php
@@ -46,7 +46,7 @@ class Photo extends Managed_DataObject
     public $description;       // text
     public $profile_id;        // int
 
-    public function getByNotice($notice)
+    public static function getByNotice($notice)
     {
         return self::staticGet('uri', $notice->uri);
     }
diff --git a/plugins/GNUsocialVideo/Video.php b/plugins/GNUsocialVideo/Video.php
index 7525b22fe5..543fe9129f 100644
--- a/plugins/GNUsocialVideo/Video.php
+++ b/plugins/GNUsocialVideo/Video.php
@@ -43,7 +43,7 @@ class Video extends Managed_DataObject
     public $url;               // varchar (255)
     public $profile_id;        // int
 
-    public function getByNotice($notice)
+    public static function getByNotice($notice)
     {
         return self::staticGet('uri', $notice->uri);
     }
diff --git a/plugins/Poll/Poll.php b/plugins/Poll/Poll.php
index f9155def4a..41740f9a45 100644
--- a/plugins/Poll/Poll.php
+++ b/plugins/Poll/Poll.php
@@ -99,7 +99,7 @@ class Poll extends Managed_DataObject
      *
      * @return Poll found poll or null
      */
-    function getByNotice($notice)
+    static function getByNotice($notice)
     {
         return self::staticGet('uri', $notice->uri);
     }
diff --git a/plugins/Poll/Poll_response.php b/plugins/Poll/Poll_response.php
index a63d790b53..b466e9f592 100644
--- a/plugins/Poll/Poll_response.php
+++ b/plugins/Poll/Poll_response.php
@@ -102,7 +102,7 @@ class Poll_response extends Managed_DataObject
      *
      * @return Poll_response found response or null
      */
-    function getByNotice($notice)
+    static function getByNotice($notice)
     {
         return self::staticGet('uri', $notice->uri);
     }
diff --git a/plugins/QnA/classes/QnA_Answer.php b/plugins/QnA/classes/QnA_Answer.php
index 0d34f6baf8..5cbc80594c 100644
--- a/plugins/QnA/classes/QnA_Answer.php
+++ b/plugins/QnA/classes/QnA_Answer.php
@@ -120,7 +120,7 @@ class QnA_Answer extends Managed_DataObject
      *
      * @return QnA_Answer found response or null
      */
-    function getByNotice($notice)
+    static function getByNotice($notice)
     {
         $answer = self::staticGet('uri', $notice->uri);
         if (empty($answer)) {
diff --git a/plugins/QnA/classes/QnA_Question.php b/plugins/QnA/classes/QnA_Question.php
index e1713b4660..a029a2434a 100644
--- a/plugins/QnA/classes/QnA_Question.php
+++ b/plugins/QnA/classes/QnA_Question.php
@@ -114,7 +114,7 @@ class QnA_Question extends Managed_DataObject
      *
      * @return Question found question or null
      */
-    function getByNotice($notice)
+    static function getByNotice($notice)
     {
         return self::staticGet('uri', $notice->uri);
     }