diff --git a/sqlx-core/src/mysql/types/json.rs b/sqlx-core/src/mysql/types/json.rs
index ce15f41b..86dce1ad 100644
--- a/sqlx-core/src/mysql/types/json.rs
+++ b/sqlx-core/src/mysql/types/json.rs
@@ -1,4 +1,4 @@
-use serde::{Serialize, Deserialize};
+use serde::{Deserialize, Serialize};
 
 use crate::decode::Decode;
 use crate::encode::{Encode, IsNull};
diff --git a/sqlx-core/src/postgres/connection/executor.rs b/sqlx-core/src/postgres/connection/executor.rs
index 5a74963b..af5c0ad1 100644
--- a/sqlx-core/src/postgres/connection/executor.rs
+++ b/sqlx-core/src/postgres/connection/executor.rs
@@ -172,8 +172,7 @@ impl PgConnection {
                 let message = self.stream.recv().await?;
 
                 match message.format {
-                    MessageFormat::BindComplete => {
-                        // indicates that parameter binding was successful
+                    MessageFormat::BindComplete | MessageFormat::ParseComplete | MessageFormat::ParameterDescription  => {
                     }
 
                     MessageFormat::CommandComplete => {
diff --git a/sqlx-core/src/types/json.rs b/sqlx-core/src/types/json.rs
index 60a95d4c..26df41e7 100644
--- a/sqlx-core/src/types/json.rs
+++ b/sqlx-core/src/types/json.rs
@@ -1,6 +1,6 @@
 use std::ops::Deref;
 
-use serde::{Serialize, Deserialize};
+use serde::{Deserialize, Serialize};
 use serde_json::value::RawValue as JsonRawValue;
 use serde_json::Value as JsonValue;
 
@@ -10,7 +10,9 @@ use crate::encode::{Encode, IsNull};
 use crate::error::BoxDynError;
 use crate::types::Type;
 
-#[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Default, Serialize, Deserialize)]
+#[derive(
+    Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Default, Serialize, Deserialize,
+)]
 #[serde(transparent)]
 pub struct Json<T>(pub T);