diff --git a/src/xrt/compositor/util/comp_vulkan.h b/src/xrt/compositor/util/comp_vulkan.h
index f57f97ed0..ec6212c8d 100644
--- a/src/xrt/compositor/util/comp_vulkan.h
+++ b/src/xrt/compositor/util/comp_vulkan.h
@@ -39,10 +39,10 @@ struct comp_vulkan_arguments
 	//! Extensions that the instance is created with.
 	struct comp_vulkan_extension_list instance_extensions;
 
-	//! Extensions that the instance is created with.
+	//! Extensions that the device is created with.
 	struct comp_vulkan_extension_list required_device_extensions;
 
-	//! Extensions that the instance is created with.
+	//! Extensions that the device is created with.
 	struct comp_vulkan_extension_list optional_device_extensions;
 
 	//! Logging level to be set on the @ref vk_bundle.