diff --git a/src/variable.rs b/src/variable.rs
index eacc48e..c4abd63 100644
--- a/src/variable.rs
+++ b/src/variable.rs
@@ -7,7 +7,7 @@ pub struct Variable {
 impl From<String> for Variable {
     fn from(string: String) -> Variable {
         let id_value: Vec<&str> = string.lines().collect();
-        let id = id_value[0].replace("VAR ", "").to_string();
+        let id = id_value[0].replace("VAR ", "");
 
         let initial_value = if id_value.len() == 1 {
             "".to_string()