diff --git a/site/Gemfile b/site/Gemfile
index a3551b1..c1433b4 100644
--- a/site/Gemfile
+++ b/site/Gemfile
@@ -18,7 +18,7 @@ group :jekyll_plugins do
 end
 
 gem 'json'
-gem "bootswatch", github: "thomaspark/bootswatch", tag: "v5.3.3"
+gem "bootswatch", github: "thomaspark/bootswatch", tag: "v5.3.5"
 gem "bootstrap", "~> 5.3.3"
 
 # Windows and JRuby does not include zoneinfo files, so bundle the tzinfo-data gem
diff --git a/site/Gemfile.lock b/site/Gemfile.lock
index b5a5592..e29634e 100644
--- a/site/Gemfile.lock
+++ b/site/Gemfile.lock
@@ -1,9 +1,9 @@
 GIT
   remote: https://github.com/thomaspark/bootswatch.git
-  revision: 646c94da2c262473c6f73664f4547c046f3a28dd
-  tag: v5.3.3
+  revision: c690d4c91f44c183431ea908d4ec2c1b8f73d9ea
+  tag: v5.3.5
   specs:
-    bootswatch (5.3.3)
+    bootswatch (5.3.5)
 
 GEM
   remote: https://rubygems.org/