diff --git a/CMakeTests/FindLibUSB.cmake b/CMakeTests/FindLibUSB.cmake
index 744cbb782d..b829eef66b 100644
--- a/CMakeTests/FindLibUSB.cmake
+++ b/CMakeTests/FindLibUSB.cmake
@@ -39,5 +39,5 @@ elseif (NOT LIBUSB_FOUND)
     endif(LIBUSB_INCLUDE_DIR AND LIBUSB_LIBRARIES)
 
     mark_as_advanced(LIBUSB_INCLUDE_DIR LIBUSB_LIBRARIES)
-endif (NOT LIBUSB_FOUND)
+endif ()