diff --git a/renderdoc/driver/vulkan/vk_serialise.cpp b/renderdoc/driver/vulkan/vk_serialise.cpp
index 106ebfc35..ab7624f71 100644
--- a/renderdoc/driver/vulkan/vk_serialise.cpp
+++ b/renderdoc/driver/vulkan/vk_serialise.cpp
@@ -1482,7 +1482,8 @@ static void SerialiseNext(SerialiserType &ser, VkStructureType &sType, void *&pN
 {
   const void *tmpNext = pNext;
   SerialiseNext(ser, sType, tmpNext);
-  pNext = (void *)tmpNext;
+  if(ser.IsReading())
+    pNext = (void *)tmpNext;
 }
 
 static inline void DeserialiseNext(const void *pNext)