1 files changed, 5 insertions, 1 deletions
diff --git a/src/init.h b/src/init.h
index c33da94259..864f2f4614 100644
--- a/src/init.h
+++ b/src/init.h
@@ -2,14 +2,18 @@
 // Copyright (c) 2009-2013 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
 #ifndef BITCOIN_INIT_H
 #define BITCOIN_INIT_H
 
 #include <string>
-#include <boost/thread.hpp>
 
 class CWallet;
 
+namespace boost {
+    class thread_group;
+};
+
 extern std::string strWalletFile;
 extern CWallet* pwalletMain;