diff --git a/proton b/proton
index 20d22fb6..f435b3ab 100755
--- a/proton
+++ b/proton
@@ -1026,6 +1026,7 @@ def default_compat_config():
 
                 #affected by CW bug 23184
                 "2229490", #Iragon: Prologue
+                "1522260", #Iragon: Prologue 18+
                 ]:
             ret.add("nomfdxgiman")