diff --git a/src/server/game/Spells/Spell.cpp b/src/server/game/Spells/Spell.cpp
index 4bf4341a5..ba67b873c 100644
--- a/src/server/game/Spells/Spell.cpp
+++ b/src/server/game/Spells/Spell.cpp
@@ -6637,8 +6637,8 @@ SpellCastResult Spell::CheckCast(bool strict)
                 }
             case SPELL_AURA_MOUNTED:
                 {
-                    // Xinef: disallow casting in water for mounts not increasing water movement Speed
-                    if (m_caster->IsInWater() && !m_spellInfo->HasAura(SPELL_AURA_MOD_INCREASE_SWIM_SPEED))
+                    // Disallow casting flying mounts in water
+                    if (m_caster->IsInWater() && m_spellInfo->HasAura(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED))
                         return SPELL_FAILED_ONLY_ABOVEWATER;
 
                     // Ignore map check if spell have AreaId. AreaId already checked and this prevent special mount spells