diff --git a/renderdoc/driver/vulkan/vk_debug.cpp b/renderdoc/driver/vulkan/vk_debug.cpp
index 3c6f18fe7..9ea26ba3a 100644
--- a/renderdoc/driver/vulkan/vk_debug.cpp
+++ b/renderdoc/driver/vulkan/vk_debug.cpp
@@ -1337,6 +1337,7 @@ void VulkanDebugManager::GetBufferData(ResourceId buff, uint64_t offset, uint64_
     RDCASSERT(pData != NULL);
     memcpy(&ret[dstoffset], pData, (size_t)chunkSize);
 
+    srcoffset += chunkSize;
     dstoffset += (size_t)chunkSize;
     sizeRemaining -= chunkSize;