diff --git a/sqlx-core/src/acquire.rs b/sqlx-core/src/acquire.rs
index 6abe5b5a..384b3006 100644
--- a/sqlx-core/src/acquire.rs
+++ b/sqlx-core/src/acquire.rs
@@ -3,6 +3,7 @@ use futures_util::future::BoxFuture;
 
 use crate::{Database, Runtime};
 
+#[allow(clippy::type_complexity)]
 pub trait Acquire<Rt: Runtime> {
     type Database: Database<Rt>;
 
diff --git a/sqlx-core/src/runtime.rs b/sqlx-core/src/runtime.rs
index 260b6996..9f7f4925 100644
--- a/sqlx-core/src/runtime.rs
+++ b/sqlx-core/src/runtime.rs
@@ -84,11 +84,11 @@ impl Runtime for () {
     type TcpStream = ();
 }
 
+// pick a default runtime
+// this is so existing applications in SQLx pre 0.6 work and to
+// make it more convenient, if your application only uses 1 runtime (99%+)
+// most of the time you won't have to worry about picking the runtime
 mod default {
-    // pick a default runtime
-    // this is so existing applications in SQLx pre 0.6 work and to
-    // make it more convenient, if your application only uses 1 runtime (99%+)
-    // most of the time you won't have to worry about picking the runtime
     #[cfg(feature = "async-std")]
     pub type Runtime = super::AsyncStd;
 
@@ -146,4 +146,5 @@ mod default {
 ///     .connect().await?; // for Async runtimes
 /// ```
 ///
+#[allow(clippy::module_name_repetitions)]
 pub type DefaultRuntime = default::Runtime;
diff --git a/sqlx-mysql/src/connection.rs b/sqlx-mysql/src/connection.rs
index f596a660..c6c09dd5 100644
--- a/sqlx-mysql/src/connection.rs
+++ b/sqlx-mysql/src/connection.rs
@@ -116,7 +116,7 @@ where
     where
         for<'s> <Rt as Runtime>::TcpStream: sqlx_core::blocking::io::Stream<'s, Rt>,
     {
-        <MySqlConnection<Rt>>::ping(self)
+        self.ping()
     }
 }