diff --git a/src/game/Unit.cpp b/src/game/Unit.cpp
index 503b19b62..141e8b68f 100644
--- a/src/game/Unit.cpp
+++ b/src/game/Unit.cpp
@@ -7104,12 +7104,6 @@ bool Unit::HandleProcTriggerSpell(Unit *pVictim, uint32 damage, Aura* triggeredB
                 return false;
             break;
         }
-        // Improved Stormstrike
-        case 63375:
-        {
-            basepoints[0] = int32(GetCreateMana() * 0.20f);
-            break;
-        }
         // Brain Freeze
         case 57761:
         {
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 81e70c6d3..416038c68 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "8539"
+ #define REVISION_NR "8540"
 #endif // __REVISION_NR_H__