diff --git a/addon/addon.lua b/addon/addon.lua
index cc7761a..c642b24 100644
--- a/addon/addon.lua
+++ b/addon/addon.lua
@@ -723,7 +723,7 @@ function addon:ChatFrame_MessageEventHandler(this, event, ...)
       elseif m.OUTPUT:len() > 0 then
 
         -- Hack to get the censored message display working with Prat
-        local isChatLineCensored = C_ChatInfo.IsChatLineCensored(arg11);
+        local isChatLineCensored = arg11 and C_ChatInfo.IsChatLineCensored(arg11);
         local msg = isChatLineCensored and arg1 or m.OUTPUT
 
         if isChatLineCensored then