diff --git a/src/shared/date_time.cpp b/src/shared/date_time.cpp
index 422054c..4f68b7d 100644
--- a/src/shared/date_time.cpp
+++ b/src/shared/date_time.cpp
@@ -8,6 +8,7 @@
 #define BOOST_LOCALE_SOURCE
 #include <boost/locale/date_time.hpp>
 #include <boost/locale/formatting.hpp>
+#include <boost/thread/locks.hpp>
 #include <boost/thread/mutex.hpp>
 #include <math.h>
 
diff --git a/src/shared/generator.cpp b/src/shared/generator.cpp
index 6482713..8699955 100644
--- a/src/shared/generator.cpp
+++ b/src/shared/generator.cpp
@@ -13,6 +13,7 @@
 #include <vector>
 #include <algorithm>
 #include <boost/shared_ptr.hpp>
+#include <boost/thread/locks.hpp>
 #include <boost/thread/mutex.hpp>
 
 namespace boost {
diff --git a/src/shared/localization_backend.cpp b/src/shared/localization_backend.cpp
index 66a247c..8c7c143 100644
--- a/src/shared/localization_backend.cpp
+++ b/src/shared/localization_backend.cpp
@@ -8,6 +8,7 @@
 #define BOOST_LOCALE_SOURCE
 #include <boost/locale/localization_backend.hpp>
 #include <boost/shared_ptr.hpp>
+#include <boost/thread/locks.hpp>
 #include <boost/thread/mutex.hpp>
 #include <vector>