diff --git a/ablescript/src/lexer.rs b/ablescript/src/lexer.rs
index 1a4202e..07c99dd 100644
--- a/ablescript/src/lexer.rs
+++ b/ablescript/src/lexer.rs
@@ -59,7 +59,7 @@ pub enum Token {
     #[token("!=")]
     NotEqual,
 
-    #[regex("!|aint")] // also add aint as a not keyword
+    #[regex("!|ain't")]
     Not,
 
     // Keywords