diff --git a/src/beast/beast/nudb/detail/format.h b/src/beast/beast/nudb/detail/format.h
index 0d1179d3b..394177e01 100644
--- a/src/beast/beast/nudb/detail/format.h
+++ b/src/beast/beast/nudb/detail/format.h
@@ -21,6 +21,7 @@
 #define BEAST_NUDB_DETAIL_FORMAT_H_INCLUDED
 
 #include <beast/nudb/common.h>
+#include <beast/nudb/detail/buffer.h>
 #include <beast/nudb/detail/field.h>
 #include <beast/nudb/detail/stream.h>
 #include <beast/config/CompilerConfig.h> // for BEAST_CONSTEXPR
diff --git a/src/ripple/nodestore/impl/codec.h b/src/ripple/nodestore/impl/codec.h
index 102942a50..2db493b92 100644
--- a/src/ripple/nodestore/impl/codec.h
+++ b/src/ripple/nodestore/impl/codec.h
@@ -20,8 +20,10 @@
 #ifndef RIPPLE_NODESTORE_CODEC_H_INCLUDED
 #define RIPPLE_NODESTORE_CODEC_H_INCLUDED
 
+#include <ripple/nodestore/NodeObject.h>
 #include <ripple/protocol/HashPrefix.h>
 #include <beast/nudb/common.h>
+#include <beast/nudb/detail/field.h>
 #include <beast/nudb/detail/varint.h>
 #include <lz4/lib/lz4.h>
 #include <snappy.h>
diff --git a/src/ripple/nodestore/tests/import_test.cpp b/src/ripple/nodestore/tests/import_test.cpp
index 75caf73dd..35efa7cfc 100644
--- a/src/ripple/nodestore/tests/import_test.cpp
+++ b/src/ripple/nodestore/tests/import_test.cpp
@@ -23,11 +23,14 @@
 #include <beast/chrono/basic_seconds_clock.h>
 #include <beast/chrono/chrono_io.h>
 #include <beast/http/rfc2616.h>
+#include <beast/nudb/create.h>
+#include <beast/nudb/detail/format.h>
 #include <beast/unit_test/suite.h>
 #include <beast/utility/ci_char_traits.h>
 #include <boost/regex.hpp>
 #include <algorithm>
 #include <chrono>
+#include <iomanip>
 #include <map>
 #include <sstream>