diff --git a/src/server/game/Entities/Player/Player.cpp b/src/server/game/Entities/Player/Player.cpp
index 154b0a76e4d..d5833f16074 100644
--- a/src/server/game/Entities/Player/Player.cpp
+++ b/src/server/game/Entities/Player/Player.cpp
@@ -21099,7 +21099,7 @@ void Player::GetSpellModValues(SpellInfo const* spellInfo, SpellModOp op, Spell*
                 continue;
         }
 
-        *pct *= 1.0f + CalculatePct(1.0f, value);
+        *pct += CalculatePct(1.0f, value);
         Player::ApplyModToSpell(mod, spell);
     }