diff --git a/src/game/SpellEffects.cpp b/src/game/SpellEffects.cpp
index c7e64154d..43d3e840c 100644
--- a/src/game/SpellEffects.cpp
+++ b/src/game/SpellEffects.cpp
@@ -2141,6 +2141,16 @@ void Spell::EffectDummy(SpellEffectIndex eff_idx)
 
                     return;
                 }
+                case 51858:                                 // Siphon of Acherus
+                {
+                    if (!m_originalCaster || !unitTarget || unitTarget->GetTypeId() != TYPEID_UNIT)
+                        return;
+
+                    if (Player* pPlayer = m_originalCaster->GetCharmerOrOwnerPlayerOrPlayerItself())
+                        pPlayer->KilledMonsterCredit(unitTarget->GetEntry(), unitTarget->GetObjectGuid());
+
+                    return;
+                }
                 case 52308:                                 // Take Sputum Sample
                 {
                     switch(eff_idx)
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 2d4548a83..f8cb6f1ad 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 "11801"
+ #define REVISION_NR "11802"
 #endif // __REVISION_NR_H__