diff --git a/ref_vk/vk_rtx.c b/ref_vk/vk_rtx.c
index 6c5a4706..109b4db2 100644
--- a/ref_vk/vk_rtx.c
+++ b/ref_vk/vk_rtx.c
@@ -985,7 +985,7 @@ qboolean VK_RayInit( void )
 	g_rtx.accels_buffer_alloc.size = g_rtx.accels_buffer.size;
 
 	if (!createBuffer("ray scratch_buffer", &g_rtx.scratch_buffer, MAX_SCRATCH_BUFFER,
-			VK_BUFFER_USAGE_ACCELERATION_STRUCTURE_STORAGE_BIT_KHR | VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT,
+			VK_BUFFER_USAGE_ACCELERATION_STRUCTURE_STORAGE_BIT_KHR | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT,
 			VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT
 		)) {
 		return false;