diff --git a/renderdoc/driver/vulkan/vk_initstate.cpp b/renderdoc/driver/vulkan/vk_initstate.cpp
index e8f4b703a..ae0d64b33 100644
--- a/renderdoc/driver/vulkan/vk_initstate.cpp
+++ b/renderdoc/driver/vulkan/vk_initstate.cpp
@@ -756,7 +756,7 @@ SparseBinding::SparseBinding(WrappedVulkan *vk, VkImage unwrappedImage,
     numreqs = 1;
     reqs[0].formatProperties.aspectMask = VK_IMAGE_ASPECT_NONE;
     reqs[0].formatProperties.flags = 0;
-    reqs[0].formatProperties.imageGranularity = {mrq.alignment & 0xFFFFFFFFu, 1, 1};
+    reqs[0].formatProperties.imageGranularity = {uint32_t(mrq.alignment & 0xFFFFFFFFu), 1, 1};
     reqs[0].imageMipTailFirstLod = 0;
     reqs[0].imageMipTailOffset = 0;
     reqs[0].imageMipTailStride = 0;