diff --git a/CMakeLists.txt b/CMakeLists.txt
index efcb79a01aed83cc18c1130d5fd4e33f9a6bd7e1..280a32bd3884002a5ddb77c5c171b358f7bf5997 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -460,6 +460,7 @@ ADD_SUBDIRECTORY(plugin)
 ADD_SUBDIRECTORY(include)
 ADD_SUBDIRECTORY(spectrum)
 ADD_SUBDIRECTORY(backends)
+ADD_SUBDIRECTORY(3rdparty)
 if (NOT WIN32)
 	ADD_SUBDIRECTORY(spectrum_manager)
 #	ADD_SUBDIRECTORY(spectrum2_send_message)