diff --git a/sql/mangos.sql b/sql/mangos.sql
index 4328a0c69..fda689e5d 100644
--- a/sql/mangos.sql
+++ b/sql/mangos.sql
@@ -24,7 +24,7 @@ CREATE TABLE `db_version` (
   `version` varchar(120) default NULL,
   `creature_ai_version` varchar(120) default NULL,
   `cache_id` int(10) default '0',
-  `required_9794_02_mangos_command` bit(1) default NULL
+  `required_9803_01_mangos_spell_bonus_data` bit(1) default NULL
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8 ROW_FORMAT=FIXED COMMENT='Used DB version notes';
 
 --
@@ -14252,7 +14252,7 @@ INSERT INTO `spell_bonus_data` VALUES
 (34433, 0.65,   0,       0,     'Priest - Shadowfiend'),
 (585,   0.714,  0,       0,     'Priest - Smite'),
 (34914, 0,      0.4,     0,     'Priest - Vampiric Touch'),
-(64085, 0,      0,       0,     'Priest - Vampiric Touch Dispel'),
+(64085, 1.2,    0,       0,     'Priest - Vampiric Touch Dispel'),
 /* Shaman */
 (974,   0.4762, 0,       0,     'Shaman - Earth Shield'),
 (379,   0,      0,       0,     'Shaman - Earth Shield Triggered'),
diff --git a/sql/updates/9803_01_mangos_spell_bonus_data.sql b/sql/updates/9803_01_mangos_spell_bonus_data.sql
new file mode 100644
index 000000000..b3ff81dab
--- /dev/null
+++ b/sql/updates/9803_01_mangos_spell_bonus_data.sql
@@ -0,0 +1,4 @@
+ALTER TABLE db_version CHANGE COLUMN required_9794_02_mangos_command required_9803_01_mangos_spell_bonus_data bit;
+
+delete from `spell_bonus_data` where `entry` = 64085;
+insert into `spell_bonus_data` values (64085, 1.2, 0, 0, 'Priest - Vampiric Touch Dispel');
\ No newline at end of file
diff --git a/sql/updates/Makefile.am b/sql/updates/Makefile.am
index ca07d9c0a..03dd800fa 100644
--- a/sql/updates/Makefile.am
+++ b/sql/updates/Makefile.am
@@ -134,6 +134,7 @@ pkgdata_DATA = \
 	9768_01_mangos_command.sql \
 	9794_01_mangos_mangos_string.sql \
 	9794_02_mangos_command.sql \
+	9803_01_mangos_spell_bonus_data.sql \
 	README
 
 ## Additional files to include when running 'make dist'
@@ -248,4 +249,5 @@ EXTRA_DIST = \
 	9768_01_mangos_command.sql \
 	9794_01_mangos_mangos_string.sql \
 	9794_02_mangos_command.sql \
+	9803_01_mangos_spell_bonus_data.sql \
 	README
diff --git a/src/game/Unit.cpp b/src/game/Unit.cpp
index 78704053a..65285d6a5 100644
--- a/src/game/Unit.cpp
+++ b/src/game/Unit.cpp
@@ -4246,10 +4246,9 @@ void Unit::RemoveSingleAuraDueToSpellByDispel(uint32 spellId, uint64 casterGUID,
         {
             if(Unit* caster = dot->GetCaster())
             {
-                int32 bp0 = dot->GetModifier()->m_amount;
-                uint32 bonusDamage = caster->SpellDamageBonusDone(this, spellEntry, bp0, DOT);
-                bonusDamage = SpellDamageBonusTaken(caster, spellEntry, bonusDamage, DOT);
-                bp0 = 8 * bonusDamage;
+                // use clean value for initial damage
+                int32 bp0 = dot->GetSpellProto()->CalculateSimpleValue(EFFECT_INDEX_1);
+                bp0 *= 8;
 
                 // Remove spell auras from stack
                 RemoveSingleSpellAurasByCasterSpell(spellId, casterGUID, AURA_REMOVE_BY_DISPEL);
@@ -9286,7 +9285,7 @@ uint32 Unit::SpellDamageBonusTaken(Unit *pCaster, SpellEntry const *spellProto,
     // Taken fixed damage bonus auras
     int32 TakenAdvertisedBenefit = SpellBaseDamageBonusTaken(GetSpellSchoolMask(spellProto));
 
-    float LvlPenalty = CalculateLevelPenalty(spellProto);
+    float LvlPenalty = pCaster->CalculateLevelPenalty(spellProto);
 
     // Check for table values
     if (SpellBonusEntry const* bonus = sSpellMgr.GetSpellBonusData(spellProto->Id))
@@ -9818,7 +9817,7 @@ uint32 Unit::SpellHealingBonusTaken(Unit *pCaster, SpellEntry const *spellProto,
     // Taken fixed damage bonus auras
     int32 TakenAdvertisedBenefit = SpellBaseHealingBonusTaken(GetSpellSchoolMask(spellProto));
 
-    float LvlPenalty = CalculateLevelPenalty(spellProto);
+    float LvlPenalty = pCaster->CalculateLevelPenalty(spellProto);
 
     // Check for table values
     SpellBonusEntry const* bonus = sSpellMgr.GetSpellBonusData(spellProto->Id);
@@ -10365,7 +10364,7 @@ uint32 Unit::MeleeDamageBonusTaken(Unit *pCaster, uint32 pdamage,WeaponAttackTyp
     // scaling of non weapon based spells
     if (!isWeaponDamageBasedSpell)
     {
-        float LvlPenalty = CalculateLevelPenalty(spellProto);
+        float LvlPenalty = pCaster->CalculateLevelPenalty(spellProto);
 
         // Check for table values
         if (SpellBonusEntry const* bonus = sSpellMgr.GetSpellBonusData(spellProto->Id))
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 64500e238..b3850a345 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 "9802"
+ #define REVISION_NR "9803"
 #endif // __REVISION_NR_H__
diff --git a/src/shared/revision_sql.h b/src/shared/revision_sql.h
index 682b95996..8e2793994 100644
--- a/src/shared/revision_sql.h
+++ b/src/shared/revision_sql.h
@@ -1,6 +1,6 @@
 #ifndef __REVISION_SQL_H__
 #define __REVISION_SQL_H__
  #define REVISION_DB_CHARACTERS "required_9767_03_characters_characters"
- #define REVISION_DB_MANGOS "required_9794_02_mangos_command"
+ #define REVISION_DB_MANGOS "required_9803_01_mangos_spell_bonus_data"
  #define REVISION_DB_REALMD "required_9748_01_realmd_realmlist"
 #endif // __REVISION_SQL_H__