diff --git a/Gemfile.lock b/Gemfile.lock
index 842189d..42554ad 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -43,7 +43,7 @@ GEM
     gemoji (4.1.0)
     github-pages (229)
       github-pages-health-check (= 1.18.2)
-      jekyll (= 3.9.4)
+      jekyll (>= 3.9.4)
       jekyll-avatar (= 0.8.0)
       jekyll-coffeescript (= 1.2.2)
       jekyll-commonmark-ghpages (= 0.4.0)