diff --git a/_pkgdown.yml b/_pkgdown.yml
index ade5b412b..fbb964f9b 100644
--- a/_pkgdown.yml
+++ b/_pkgdown.yml
@@ -1,6 +1,8 @@
 template:
+  bootstrap: 5
   params:
     bootswatch: cosmo
+  light-switch: true
 
 development:
   mode: auto