diff --git a/tokio-postgres/src/query.rs b/tokio-postgres/src/query.rs
index 965a21a4..dd0bd0a2 100644
--- a/tokio-postgres/src/query.rs
+++ b/tokio-postgres/src/query.rs
@@ -158,7 +158,7 @@ where
 {
     let (param_formats, params): (Vec<_>, Vec<_>) = params
         .into_iter()
-        .map(|p| { (p.borrow_to_sql().encode_format() as i16, p) })
+        .map(|p| (p.borrow_to_sql().encode_format() as i16, p))
         .unzip();
     let params = params.into_iter();