diff --git a/src/common/rendering/vulkan/textures/vk_texture.cpp b/src/common/rendering/vulkan/textures/vk_texture.cpp
index 25d8809dc..fc5f66ce1 100644
--- a/src/common/rendering/vulkan/textures/vk_texture.cpp
+++ b/src/common/rendering/vulkan/textures/vk_texture.cpp
@@ -367,22 +367,26 @@ void VkTextureManager::CreatePrefiltermap(int size, int count, TArray<uint16_t>&
 			.Execute(cmdbuffer);
 
 		int offset = 0;
-		for (int level = 0; level < miplevels; level++)
+		for (int i = 0; i < 6; ++i)
 		{
-			int mipwidth = std::max(w >> level, 1);
-			int mipheight = std::max(h >> level, 1);
+			for (int level = 0; level < miplevels; level++)
+			{
+				int mipwidth = std::max(w >> level, 1);
+				int mipheight = std::max(h >> level, 1);
 
-			VkBufferImageCopy region = {};
-			region.bufferOffset = offset;
-			region.imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
-			region.imageSubresource.layerCount = count;
-			region.imageSubresource.mipLevel = level;
-			region.imageExtent.depth = 1;
-			region.imageExtent.width = mipwidth;
-			region.imageExtent.height = mipheight;
-			cmdbuffer->copyBufferToImage(stagingBuffer->buffer, Prefiltermap.Image.Image->image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &region);
+				VkBufferImageCopy region = {};
+				region.bufferOffset = offset;
+				region.imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+				region.imageSubresource.layerCount = 1;
+				region.imageSubresource.baseArrayLayer = i;
+				region.imageSubresource.mipLevel = level;
+				region.imageExtent.depth = 1;
+				region.imageExtent.width = mipwidth;
+				region.imageExtent.height = mipheight;
+				cmdbuffer->copyBufferToImage(stagingBuffer->buffer, Prefiltermap.Image.Image->image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &region);
 
-			offset += mipwidth * mipheight * count * pixelsize;
+				offset += mipwidth * mipheight * pixelsize;
+			}
 		}
 
 		fb->GetCommands()->TransferDeleteList->Add(std::move(stagingBuffer));
diff --git a/src/common/rendering/vulkan/vk_lightprober.cpp b/src/common/rendering/vulkan/vk_lightprober.cpp
index 55dcbb993..d6395a417 100644
--- a/src/common/rendering/vulkan/vk_lightprober.cpp
+++ b/src/common/rendering/vulkan/vk_lightprober.cpp
@@ -377,11 +377,11 @@ void VkLightprober::CreatePrefilterMap()
 		.MaxSets(6 * prefilterMap.maxlevels)
 		.Create(fb->GetDevice());
 
-	for (int level = 0; level < prefilterMap.maxlevels; level++)
+	for (int i = 0; i < 6; i++)
 	{
-		for (int i = 0; i < 6; i++)
+		for (int level = 0; level < prefilterMap.maxlevels; level++)
 		{
-			int idx = level * 6 + i;
+			int idx = i * prefilterMap.maxlevels + level;
 
 			prefilterMap.images[idx] = ImageBuilder()
 				.Size(128 >> level, 128 >> level)