diff --git a/cmake/navit_macros.cmake b/cmake/navit_macros.cmake
index d1b4359fb0..3baf5c9ed4 100644
--- a/cmake/navit_macros.cmake
+++ b/cmake/navit_macros.cmake
@@ -15,9 +15,9 @@ macro(set_with_reason VARIABLE REASON ENABLE)
    if (DEFINED ${VARIABLE}_REASON AND NOT ${VARIABLE}_REASON STREQUAL "User defined")
       set(${VARIABLE} ${ENABLE} CACHE BOOL "feature switch" FORCE)
       set(${VARIABLE}_REASON ${REASON})
-      string(REPLACE "/" "_" VARIABLE_NAMES ${VARIABLE})
-      set(${VARIABLE_NAMES}_LIBS ${ARGN})
    endif()
+   string(REPLACE "/" "_" VARIABLE_NAMES ${VARIABLE})
+   set(${VARIABLE_NAMES}_LIBS ${ARGN})
    set(${VARIABLE}_AUTODETECTED_VALUE ${ENABLE} CACHE INTERNAL "value autodetected by build script")
 endmacro()