diff --git a/src/scanner.l b/src/scanner.l
index 019183c..f3d1825 100644
--- a/src/scanner.l
+++ b/src/scanner.l
@@ -45,7 +45,7 @@ ascii_char	[^\"\n]
 escaped_char	\\n|\\\"
 integer		{digit}+
 text		\"({ascii_char}|{escaped_char})*\"
-id		@?({letter}|{digit})+
+id		@?({letter}|{digit}|[\^\-])+
 
 %%