diff --git a/Gemfile b/Gemfile
index 1c293bc..d2d4997 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-gem "jekyll-theme-chirpy", "~> 6.4"
+gem "jekyll-theme-chirpy", "~> 6.4", ">= 6.4.1"
 
 group :test do
   gem "html-proofer", "~> 4.4"