--- openmittsu-0.9.13.32-orig/CMakeLists.txt
+++ openmittsu-0.9.13.32/CMakeLists.txt
@@ -570,7 +570,7 @@
 target_link_libraries(openMittsu openMittsuCore Qt5::Core Qt5::Gui Qt5::Widgets Qt5::Network Qt5::Multimedia Qt5::MultimediaWidgets Qt5::Sql)
 target_link_libraries(openMittsuVersionInfo Qt5::Core)
 if (OPENMITTSU_ENABLE_TESTS)
-	target_link_libraries(openMittsuTests openMittsuCore Qt5::Core Qt5::Network Qt5::Multimedia Qt5::MultimediaWidgets Qt5::Sql gmock gtest)
+	target_link_libraries(openMittsuTests openMittsuCore Qt5::Core Qt5::Network Qt5::Multimedia Qt5::MultimediaWidgets Qt5::Sql gmock gtest pthread)
 endif (OPENMITTSU_ENABLE_TESTS)
 
 # Link against libc++abi if requested.