--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -49,8 +49,6 @@ add_subdirectory(mdns)
 
 add_subdirectory(accidental-noise)
 
-ADD_SUBDIRECTORY(lz4)
-
 set(HIDAPI_WITH_LIBUSB OFF)
 set(HIDAPI_WITH_HIDRAW ON)
 add_subdirectory(hidapi)