diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 12807c1..a27194d 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -28,7 +28,7 @@ IF(MSVC)
 ENDIF(MSVC)
 
 set(Boost_THREAD_FOUND              OFF)
-find_package(Boost COMPONENTS unit_test_framework filesystem thread)
+find_package(Boost COMPONENTS unit_test_framework system thread filesystem)
 include_directories (${Boost_INCLUDE_DIRS})