diff --git a/rust/kernel/i2c.rs b/rust/kernel/i2c.rs
index bb5b830f48c3..7b908f0c5a58 100644
--- a/rust/kernel/i2c.rs
+++ b/rust/kernel/i2c.rs
@@ -16,10 +16,11 @@
     error::*,
     of,
     prelude::*,
-    types::{
-        AlwaysRefCounted,
-        Opaque, //
-    }, //
+    sync::aref::{
+        ARef,
+        AlwaysRefCounted, //
+    },
+    types::Opaque, //
 };
 
 use core::{
@@ -31,8 +32,6 @@
     }, //
 };
 
-use kernel::types::ARef;
-
 /// An I2C device id table.
 #[repr(transparent)]
 #[derive(Clone, Copy)]
@@ -416,7 +415,7 @@ pub fn get(index: i32) -> Result<ARef<Self>> {
 kernel::impl_device_context_into_aref!(I2cAdapter);
 
 // SAFETY: Instances of `I2cAdapter` are always reference-counted.
-unsafe impl crate::types::AlwaysRefCounted for I2cAdapter {
+unsafe impl AlwaysRefCounted for I2cAdapter {
     fn inc_ref(&self) {
         // SAFETY: The existence of a shared reference guarantees that the refcount is non-zero.
         unsafe { bindings::i2c_get_adapter(self.index()) };