diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index c4761122e35f89b398dc96b0196e43ee838dc907..2d42842d1dfe2824f0cfa994cd5e1347a5649a4c 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -22,6 +22,7 @@ TARGET_LINK_LIBRARIES(testrunner
 	BaseLib
 	GeoLib
 	${Boost_LIBRARIES}
+    ${CMAKE_THREAD_LIBS_INIT}
 )
 
 # Add make-target test which runs the testrunner