--- addon/doxywizard/CMakeLists.txt
+++ addon/doxywizard/CMakeLists.txt
@@ -132,12 +132,12 @@ if(Qt5Core_FOUND)
 endif()
 
 if(Qt5Core_FOUND)
-  target_link_libraries(doxywizard Qt5::Core Qt5::Gui Qt5::Widgets Qt5::Xml doxygen_version)
+  target_link_libraries(doxywizard Qt5::Core Qt5::Gui Qt5::Widgets Qt5::Xml doxygen_version pthread)
 else()
 if(Qt6Core_FOUND)
-  target_link_libraries(doxywizard Qt6::Core Qt6::Gui Qt6::Widgets Qt6::Xml doxygen_version)
+  target_link_libraries(doxywizard Qt6::Core Qt6::Gui Qt6::Widgets Qt6::Xml doxygen_version pthread)
 else()
-  target_link_libraries(doxywizard ${QT_LIBRARIES} ${QT_QTMAIN_LIBRARY} doxygen_version)
+  target_link_libraries(doxywizard ${QT_LIBRARIES} ${QT_QTMAIN_LIBRARY} doxygen_version pthread)
 endif()
 endif()