diff --git a/kernel/ethosu_device.h b/kernel/ethosu_device.h
index d866514..bcf973d 100644
--- a/kernel/ethosu_device.h
+++ b/kernel/ethosu_device.h
@@ -46,7 +46,7 @@
 	struct rpmsg_device   *rpdev;
 	struct rpmsg_endpoint *ept;
 	struct cdev           cdev;
-	struct                class *class;
+	struct class          *class;
 	struct ethosu_mailbox mailbox;
 };