diff --git a/src/Refresh_Driver_Vulkan.c b/src/Refresh_Driver_Vulkan.c
index abf0f88..e0687bb 100644
--- a/src/Refresh_Driver_Vulkan.c
+++ b/src/Refresh_Driver_Vulkan.c
@@ -6818,7 +6818,8 @@ static Refresh_GpuBuffer* VULKAN_CreateGpuBuffer(
 
 static Refresh_CpuBuffer* VULKAN_CreateCpuBuffer(
 	Refresh_Renderer *driverData,
-	uint32_t sizeInBytes
+	uint32_t sizeInBytes,
+	void **pDataPtr
 ) {
 	VulkanRenderer *renderer = (VulkanRenderer*) driverData;
 	VkBufferUsageFlags vulkanUsageFlags =
@@ -6835,6 +6836,8 @@ static Refresh_CpuBuffer* VULKAN_CreateCpuBuffer(
 		1
 	);
 
+	*pDataPtr = vulkanBuffer->usedRegion->allocation->mapPointer;
+
 	return (Refresh_CpuBuffer*) vulkanBuffer;
 }