diff --git a/src/lexer/mod.rs b/src/lexer/mod.rs
index 566b2cf..d3742e6 100644
--- a/src/lexer/mod.rs
+++ b/src/lexer/mod.rs
@@ -652,6 +652,7 @@ mod tests {
 
     #[test]
     fn finds_numbers() {
+        check_single_token("34", Token::Number(Number::from_float(34.0)));
         check_single_token(".34", Token::Number(Number::from_float(0.34)));
         check_single_token("0.34", Token::Number(Number::from_float(0.34)));
     }