diff --git a/install/lib/update.lib.php b/install/lib/update.lib.php
index 12231b2300bcd2471d8aaafd90b1f19e580a4ce9..eba9ac62509dfa3e77f540efe3c8a076dac58e22 100644
--- a/install/lib/update.lib.php
+++ b/install/lib/update.lib.php
@@ -29,10 +29,10 @@ EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 //* Installer patch stub class
 class installer_patch_update {
-	protected function onBeforeSQL() {
+	public function onBeforeSQL() {
 	}
 
-	protected function onAfterSQL() {
+	public function onAfterSQL() {
 	}
 
 }