diff --git a/pelican/settings.py b/pelican/settings.py
index 6196d62a..6680ea96 100644
--- a/pelican/settings.py
+++ b/pelican/settings.py
@@ -584,7 +584,7 @@ def configure_settings(settings):
     # check content caching layer and warn of incompatibilities
     if settings.get('CACHE_CONTENT', False) and \
             settings.get('CONTENT_CACHING_LAYER', '') == 'generator' and \
-            settings.get('WITH_FUTURE_DATES', False):
+            not settings.get('WITH_FUTURE_DATES', True):
         logger.warning(
             "WITH_FUTURE_DATES conflicts with CONTENT_CACHING_LAYER "
             "set to 'generator', use 'reader' layer instead")