diff --git a/OptiScaler/misc/Quirks.h b/OptiScaler/misc/Quirks.h
index 44b73a9c..7e1eaaeb 100644
--- a/OptiScaler/misc/Quirks.h
+++ b/OptiScaler/misc/Quirks.h
@@ -182,7 +182,7 @@ static const QuirkEntry quirkTable[] = {
     // Ronin, DYNASTY WARRIORS: ORIGINS, Crysis Remastered, Crysis 2 Remastered, Mortal Shell, Sekiro: Shadows Die
     // Twice (for SekiroTSR mod), The Medium, NINJA GAIDEN 4 (+ WinGDK), Dead Space Remake, God of War (2018), Europa
     // Universalis V, Need for Speed Unbound, Nioh 2 – The Complete Edition, Control Ultimate Edition, Deathloop, Where
-    // Winds Meet, FINAL FANTASY VII REMAKE INTERGRADE (for Luma mod)
+    // Winds Meet, FINAL FANTASY VII REMAKE INTERGRADE (for Luma mod), Assassin’s Creed Shadows
     QUIRK_ENTRY("witcher3.exe", GameQuirk::DisableDxgiSpoofing),
     QUIRK_ENTRY("alanwake2.exe", GameQuirk::DisableDxgiSpoofing),
     QUIRK_ENTRY("crysis3remastered.exe", GameQuirk::DisableDxgiSpoofing),
@@ -217,6 +217,7 @@ static const QuirkEntry quirkTable[] = {
     QUIRK_ENTRY("deathloop.exe", GameQuirk::DisableDxgiSpoofing),
     QUIRK_ENTRY("wwm.exe", GameQuirk::DisableDxgiSpoofing),
     QUIRK_ENTRY("ff7remake_.exe", GameQuirk::DisableDxgiSpoofing), // Luma mod required for upscalers
+    QUIRK_ENTRY("acshadows.exe", GameQuirk::DisableDxgiSpoofing),
 
     // FSR2 only, no spoof needed
     //