diff --git a/src/types.rs b/src/types.rs
index f77e554..5c72ea7 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -1,5 +1,3 @@
-use std::convert::TryInto;
-
 use async_trait::async_trait;
 use chrono::{NaiveDate, NaiveDateTime};
 use sql_parse::Expression;