diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 908e1deab..50f6b3869 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1053,7 +1053,7 @@ list( APPEND DEFINES
          __STDC_CONSTANT_MACROS
          STRICT
       >
-      $<$<BOOL:${USE_UPDATE_CHECK}>:
+      $<$<BOOL:${${_OPT}has_updates_check}>:
           HAVE_UPDATES_CHECK
       >
 )