diff --git a/zone/aa.cpp b/zone/aa.cpp
index f175ba9ba..0f0617393 100644
--- a/zone/aa.cpp
+++ b/zone/aa.cpp
@@ -1183,7 +1183,7 @@ void Client::ActivateAlternateAdvancementAbility(int rank_id, int target_id) {
 		CommonBreakInvisible();
 
 	if (spells[rank->spell].sneak && (!hidden || (hidden && (Timer::GetCurrentTime() - tmHidden) < 4000))) {
-		Message_StringID(13, SNEAK_RESTRICT);
+		Message_StringID(MT_SpellFailure, SNEAK_RESTRICT);
 		return;
 	}
 	// Bards can cast instant cast AAs while they are casting another song
diff --git a/zone/effects.cpp b/zone/effects.cpp
index 53cead938..3e3f7a4bc 100644
--- a/zone/effects.cpp
+++ b/zone/effects.cpp
@@ -658,7 +658,7 @@ bool Client::UseDiscipline(uint32 spell_id, uint32 target) {
 
 	// sneak attack discs require you to be hidden for 4 seconds before use
 	if (spell.sneak && (!hidden || (hidden && (Timer::GetCurrentTime() - tmHidden) < 4000))) {
-		Message_StringID(13, SNEAK_RESTRICT);
+		Message_StringID(MT_SpellFailure, SNEAK_RESTRICT);
 		return false;
 	}