diff --git a/renderdoc/driver/vulkan/vk_replay.cpp b/renderdoc/driver/vulkan/vk_replay.cpp
index 98e3ee49d..cc969f875 100644
--- a/renderdoc/driver/vulkan/vk_replay.cpp
+++ b/renderdoc/driver/vulkan/vk_replay.cpp
@@ -1030,7 +1030,7 @@ void VulkanReplay::PickPixel(ResourceId texture, uint32_t x, uint32_t y, uint32_
       // only write stencil to .y
       if(pass == 1)
       {
-        pixel[1] = pData[1] / 255.0f;
+        pixel[1] = ((uint32_t *)pData)[1] / 255.0f;
       }
       else
       {