diff --git a/app/Parser.hs b/app/Parser.hs
index acc8104..cca4e48 100644
--- a/app/Parser.hs
+++ b/app/Parser.hs
@@ -43,7 +43,7 @@ import Text.Megaparsec.Char (string)
 import IR (PrlgStr(..))
 import Operators (ArgKind(..), Fixity(..), Op(..), Ops)
 
-singleToks = ",;|()[]"
+singleToks = ",;|()[]!"
 
 identParts = "_"