diff --git a/ref_vk/shaders/denoiser.comp b/ref_vk/shaders/denoiser.comp
index ad5eb8ff..84ecfb74 100644
--- a/ref_vk/shaders/denoiser.comp
+++ b/ref_vk/shaders/denoiser.comp
@@ -2,8 +2,8 @@
 
 layout(local_size_x = 16, local_size_y = 8, local_size_z = 1) in;
 
-layout(set = 0, binding = 0, rgba8) uniform image2D source;
-layout(set = 0, binding = 1, rgba8) uniform image2D dest;
+layout(set = 0, binding = 0, rgba16f) uniform image2D source;
+layout(set = 0, binding = 1, rgba16f) uniform image2D dest;
 
 // Blatantly copypasted from https://www.shadertoy.com/view/XsGfWV
 vec3 aces_tonemap(vec3 color){
diff --git a/ref_vk/vk_rtx.c b/ref_vk/vk_rtx.c
index 9ca7c234..65f1b298 100644
--- a/ref_vk/vk_rtx.c
+++ b/ref_vk/vk_rtx.c
@@ -1138,7 +1138,7 @@ qboolean VK_RayInit( void )
 	createPipeline();
 
 	for (int i = 0; i < ARRAYSIZE(g_rtx.frames); ++i) {
-		g_rtx.frames[i] = VK_ImageCreate(FRAME_WIDTH, FRAME_HEIGHT, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_TILING_OPTIMAL,
+		g_rtx.frames[i] = VK_ImageCreate(FRAME_WIDTH, FRAME_HEIGHT, VK_FORMAT_R16G16B16A16_SFLOAT, VK_IMAGE_TILING_OPTIMAL,
 			VK_IMAGE_USAGE_STORAGE_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT);
 
 		SET_DEBUG_NAMEF(g_rtx.frames[i].image, VK_OBJECT_TYPE_IMAGE, "rtx frame[%d]", i);