diff --git a/src/lex/cursor.rs b/src/lex/cursor.rs
index 02bad56..d9d3342 100644
--- a/src/lex/cursor.rs
+++ b/src/lex/cursor.rs
@@ -58,7 +58,7 @@ impl<'a> Cursor<'a> {
     }
 
     pub fn peek(&self) -> Option<char> {
-        self.nth(1)
+        self.nth(0)
     }
 
     pub fn nth(&self, n: usize) -> Option<char> {