diff --git a/ElvUI_Libraries/Core/oUF/elements/castbar.lua b/ElvUI_Libraries/Core/oUF/elements/castbar.lua
index ca41b88782..127846b173 100644
--- a/ElvUI_Libraries/Core/oUF/elements/castbar.lua
+++ b/ElvUI_Libraries/Core/oUF/elements/castbar.lua
@@ -115,13 +115,14 @@ local GetUnitEmpowerHoldAtMaxTime = GetUnitEmpowerHoldAtMaxTime
 -- GLOBALS: CastingBarFrame, CastingBarFrame_OnLoad, CastingBarFrame_SetUnit
 
 local tradeskillCurrent, tradeskillTotal, mergeTradeskill = 0, 0, false
-local specialCast = { -- ms duration
-	[2643] = 500, -- Multishot
-	[14288] = 500, -- Multishot
-	[14289] = 500, -- Multishot
-	[14290] = 500, -- Multishot
-	[19434] = 3000, -- Aimed Shot
-}
+local specialCast = {} -- ms duration
+if oUF.isClassic then
+	specialCast[2643] = 500 -- Multishot
+	specialCast[14288] = 500 -- Multishot
+	specialCast[14289] = 500 -- Multishot
+	specialCast[14290] = 500 -- Multishot
+	specialCast[19434] = 3000 -- Aimed Shot
+end
 -- end block
 
 local function resetAttributes(self)
diff --git a/ElvUI_Libraries/Core/oUF/init.lua b/ElvUI_Libraries/Core/oUF/init.lua
index 189d90eff5..37a79bf8ab 100644
--- a/ElvUI_Libraries/Core/oUF/init.lua
+++ b/ElvUI_Libraries/Core/oUF/init.lua
@@ -1,9 +1,15 @@
 local _, ns = ...
-ns.oUF = {}
-ns.oUF.Private = {}
+local oUF = { Private = {} }
+ns.oUF = oUF
 
-ns.oUF.isRetail = WOW_PROJECT_ID == WOW_PROJECT_MAINLINE
-ns.oUF.isClassic = WOW_PROJECT_ID == WOW_PROJECT_CLASSIC
-ns.oUF.isTBC = WOW_PROJECT_ID == WOW_PROJECT_BURNING_CRUSADE_CLASSIC
-ns.oUF.isWrath = WOW_PROJECT_ID == WOW_PROJECT_WRATH_CLASSIC
-ns.oUF.isCata = WOW_PROJECT_ID == WOW_PROJECT_CATACLYSM_CLASSIC
+oUF.isTBC = WOW_PROJECT_ID == WOW_PROJECT_BURNING_CRUSADE_CLASSIC -- not used
+oUF.isCata = WOW_PROJECT_ID == WOW_PROJECT_CATACLYSM_CLASSIC
+oUF.isWrath = WOW_PROJECT_ID == WOW_PROJECT_WRATH_CLASSIC
+oUF.isRetail = WOW_PROJECT_ID == WOW_PROJECT_MAINLINE
+oUF.isClassic = WOW_PROJECT_ID == WOW_PROJECT_CLASSIC
+
+local season = C_Seasons and C_Seasons.GetActiveSeason()
+oUF.isClassicHC = season == 3 -- Hardcore
+oUF.isClassicSOD = season == 2 -- Season of Discovery
+oUF.isClassicAnniv = season == 11 -- Anniversary
+oUF.isClassicAnnivHC = season == 12 -- Anniversary Hardcore