diff --git a/data/sql/updates/pending_db_world/rev_1616571106507034555.sql b/data/sql/updates/pending_db_world/rev_1616571106507034555.sql
new file mode 100644
index 000000000..f1a0f477a
--- /dev/null
+++ b/data/sql/updates/pending_db_world/rev_1616571106507034555.sql
@@ -0,0 +1,12 @@
+INSERT INTO `version_db_world` (`sql_rev`) VALUES ('1616571106507034555');
+
+-- Remove MECHANIC_SLOW_ATTACK mask
+UPDATE `creature_template` SET `mechanic_immune_mask`=`mechanic_immune_mask` &~128 WHERE `entry` IN
+(639, -- Edwin VanCleef
+643,  -- Sneed
+645,  -- Cookie
+646,  -- Mr. Smite
+647,  -- Captain Greenskin
+1763, -- Gilnid
+642,  -- Sneed's Shredder
+626); -- Foreman Thistlenettle