diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6c806abea..acdf5ac36 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -378,8 +378,6 @@ if(MSVC)
   )
   link_directories(${Boost_LIBRARY_DIR_DEBUG})
   add_compile_options(/MD$<$<CONFIG:Debug>:d>)
-elseif(${CMAKE_SYSTEM_NAME} MATCHES "QNX")
-  set(USE_RT "")
 else()
   target_link_libraries(RT_INTERFACE INTERFACE rt)
 endif()