diff --git a/serialize/SerialBufferAdapter.cpp b/serialize/SerialBufferAdapter.cpp
index 478957e9c..c300eb36a 100644
--- a/serialize/SerialBufferAdapter.cpp
+++ b/serialize/SerialBufferAdapter.cpp
@@ -131,4 +131,6 @@ void SerialBufferAdapter<count_t>::setBuffer(uint8_t* buffer,
 template class SerialBufferAdapter<uint8_t>;
 template class SerialBufferAdapter<uint16_t>;
 template class SerialBufferAdapter<uint32_t>;
+template class SerialBufferAdapter<uint64_t>;
+template class SerialBufferAdapter<size_t>;