diff --git a/config/_default/params.toml b/config/_default/params.toml
index b839fdd2..7de41e46 100644
--- a/config/_default/params.toml
+++ b/config/_default/params.toml
@@ -17,7 +17,7 @@
 theme = "minimal"
 
 # Enable users to switch between day and night mode?
-day_night = false
+day_night = true
 
 # Override the theme's font set (optional).
 #   Latest font sets (may require updating): https://sourcethemes.com/academic/themes/