diff --git a/crates/teloxide-core/src/payloads/codegen.rs b/crates/teloxide-core/src/payloads/codegen.rs
index 03bb9957..f4660b2f 100644
--- a/crates/teloxide-core/src/payloads/codegen.rs
+++ b/crates/teloxide-core/src/payloads/codegen.rs
@@ -223,10 +223,8 @@ fn params(params: impl Iterator<Item = impl Borrow<Param>>) -> String {
                 {
                     "\n            #[serde(flatten)]"
                 }
-                Type::ArrayOf(b) if **b == Type::RawTy("MessageId".to_string()) =>
-                {
-                    "\n            #[serde(with = \
-                     \"crate::types::vec_msg_id_as_vec_int\")]"
+                Type::ArrayOf(b) if **b == Type::RawTy("MessageId".to_string()) => {
+                    "\n            #[serde(with = \"crate::types::vec_msg_id_as_vec_int\")]"
                 }
                 _ => "",
             };
diff --git a/crates/teloxide-core/src/types.rs b/crates/teloxide-core/src/types.rs
index 465869d6..44308524 100644
--- a/crates/teloxide-core/src/types.rs
+++ b/crates/teloxide-core/src/types.rs
@@ -572,7 +572,7 @@ pub(crate) mod vec_msg_id_as_vec_int {
         }
 
         {
-            let s = Struct {msg_ids: vec![MessageId(1), MessageId(2)]};
+            let s = Struct { msg_ids: vec![MessageId(1), MessageId(2)] };
             let json = serde_json::to_string(&s).unwrap();
             assert_eq!(json, "{\"msg_ids\":[1,2]}");
         }