diff --git a/backends/libpurple/CMakeLists.txt b/backends/libpurple/CMakeLists.txt
index bab08739941d9b810edf927d1bd0cfcf3231d586..7c653ff7d3f05e4d3dc4de276c37560c1e531289 100644
--- a/backends/libpurple/CMakeLists.txt
+++ b/backends/libpurple/CMakeLists.txt
@@ -3,7 +3,7 @@ FILE(GLOB SRC *.cpp)
 
 ADD_EXECUTABLE(spectrum_libpurple_backend ${SRC})
 
-target_link_libraries(spectrum_libpurple_backend ${PURPLE_LIBRARY} ${GLIB2_LIBRARIES} ${EVENT_LIBRARIES} transport)
+target_link_libraries(spectrum_libpurple_backend ${PURPLE_LIBRARY} ${GLIB2_LIBRARIES} ${EVENT_LIBRARIES} transport  -lpthread -lssl -lidn -lxml2)
 
 INSTALL(TARGETS spectrum_libpurple_backend RUNTIME DESTINATION bin)