diff --git a/layers/parameter_validation.cpp b/layers/parameter_validation.cpp
index 5a4a4a1..846526f 100644
--- a/layers/parameter_validation.cpp
+++ b/layers/parameter_validation.cpp
@@ -4577,7 +4577,7 @@
 }
 
 VKAPI_ATTR void VKAPI_CALL CmdUpdateBuffer(VkCommandBuffer commandBuffer, VkBuffer dstBuffer, VkDeviceSize dstOffset,
-                                           VkDeviceSize dataSize, const uint32_t *pData) {
+                                           VkDeviceSize dataSize, const void *pData) {
     bool skip = false;
     layer_data *my_data = GetLayerDataPtr(get_dispatch_key(commandBuffer), layer_data_map);
     assert(my_data != NULL);