diff --git a/Scripts/Spells/Ninjitsu/ShadowJump.cs b/Scripts/Spells/Ninjitsu/ShadowJump.cs
index f019cfc0..29fe469b 100644
--- a/Scripts/Spells/Ninjitsu/ShadowJump.cs
+++ b/Scripts/Spells/Ninjitsu/ShadowJump.cs
@@ -59,6 +59,10 @@ public void Target( IPoint3D p )
 			{
 				Caster.SendLocalizedMessage( 1063087 ); // You must be in stealth mode to use this ability.
 			}
+			else if (Caster.Mounted)
+			{
+				Caster.SendLocalizedMessage(1063132); // You cannot use this ability while mounted.
+			}
 			else if ( Factions.Sigil.ExistsOn( Caster ) )
 			{
 				Caster.SendLocalizedMessage( 1061632 ); // You can't do that while carrying the sigil.