diff --git a/cpp/exec/CMakeLists.txt b/cpp/exec/CMakeLists.txt
index 1f582edd..3e85a328 100644
--- a/cpp/exec/CMakeLists.txt
+++ b/cpp/exec/CMakeLists.txt
@@ -18,7 +18,7 @@ set(sources PyStand.cpp luna.rc ${versioninfo})
 add_executable(LunaTranslator_debug ${sources})
 target_compile_definitions(LunaTranslator_debug PRIVATE PYSTAND_CONSOLE)
 add_executable(LunaTranslator WIN32 ${sources})
-if(not WINXP)
+if(NOT WINXP)
 add_executable(LunaTranslator_admin WIN32 ${sources})
 set_target_properties(LunaTranslator_admin PROPERTIES LINK_FLAGS " /MANIFESTUAC:\"level='requireAdministrator' uiAccess='false'\" ")
 target_precompile_headers(LunaTranslator_admin REUSE_FROM pch)