diff --git a/Gemfile.lock b/Gemfile.lock
index c9030163..d265dd6d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,7 +75,7 @@ GEM
       liquid (= 4.0.3)
       mercenary (~> 0.3)
       minima (= 2.5.1)
-      nokogiri (>= 1.11.0.rc4)
+      nokogiri (>= 1.10.4, < 2.0)
       rouge (= 3.23.0)
       terminal-table (~> 1.4)
     github-pages-health-check (1.16.1)
@@ -207,23 +207,21 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
-    mini_portile2 (2.5.0)
+    mini_portile2 (2.4.0)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
     minitest (5.14.2)
     multipart-post (2.1.1)
-    nokogiri (1.11.0.rc4)
-      mini_portile2 (~> 2.5.0)
-      racc (~> 1.4)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     octokit (4.20.0)
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (3.1.1)
-    racc (1.5.2)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)