diff --git a/src/security/sec-tpm-file.cpp b/src/security/sec-tpm-file.cpp
index c49fcd7..096fe9d 100644
--- a/src/security/sec-tpm-file.cpp
+++ b/src/security/sec-tpm-file.cpp
@@ -17,6 +17,7 @@
 #include "common.hpp"
 
 #include "sec-tpm-file.hpp"
+#include "../encoding/buffer-stream.hpp"
 
 #include <boost/filesystem.hpp>
 #include <boost/algorithm/string.hpp>