diff --git a/renderdoc/serialise/serialiser.cpp b/renderdoc/serialise/serialiser.cpp
index ba14ec3e7..db0c64388 100644
--- a/renderdoc/serialise/serialiser.cpp
+++ b/renderdoc/serialise/serialiser.cpp
@@ -461,6 +461,8 @@ Serialiser::Serialiser(size_t length, const byte *memoryBuf, bool fileheader)
     m_CurrentBufferSize = (size_t)m_BufferSize;
     m_BufferHead = m_Buffer = AllocAlignedBuffer(m_CurrentBufferSize);
 
+    m_SerVer = SERIALISE_VERSION;
+
     memcpy(m_Buffer, memoryBuf, m_CurrentBufferSize);
     return;
   }