diff --git a/src/video_core/renderer_vulkan/vk_pipeline_common.cpp b/src/video_core/renderer_vulkan/vk_pipeline_common.cpp
index d4b3084df..4c297cd42 100644
--- a/src/video_core/renderer_vulkan/vk_pipeline_common.cpp
+++ b/src/video_core/renderer_vulkan/vk_pipeline_common.cpp
@@ -59,10 +59,9 @@ void Pipeline::BindBuffers(VideoCore::BufferCache& buffer_cache,
 
     // Bind the flattened user data buffer as a UBO so it's accessible to the shader
     if (stage.has_readconst) {
-        const auto [vk_buffer, offset] =
-            buffer_cache.ObtainHostUBO(reinterpret_cast<VAddr>(stage.flattened_ud_buf.data()),
-                                       stage.flattened_ud_buf.size_bytes());
-        buffer_infos.emplace_back(vk_buffer->Handle(), offset, stage.flattened_ud_buf.size_bytes());
+        const auto [vk_buffer, offset] = buffer_cache.ObtainHostUBO(stage.flattened_ud_buf);
+        buffer_infos.emplace_back(vk_buffer->Handle(), offset,
+                                  stage.flattened_ud_buf.size() * sizeof(u32));
         set_writes.push_back({
             .dstSet = VK_NULL_HANDLE,
             .dstBinding = binding.unified++,