diff --git a/Gemfile.lock b/Gemfile.lock
index eca0abc..3069ecf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,5 +1,5 @@
 GIT
-  remote: git://github.com/olery/jekyll-slim.git
+  remote: https://github.com/olery/jekyll-slim.git
   revision: 48c27ea4d5070b9d7313c21e91f9ce4e647b68bc
   specs:
     jekyll-slim (0.10.1)
@@ -231,15 +231,15 @@ GEM
       ruby_dep (~> 1.2)
     mercenary (0.3.6)
     method_source (0.9.2)
-    mini_portile2 (2.6.1)
+    mini_portile2 (2.8.0)
     minima (2.5.0)
       jekyll (~> 3.5)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
     minitest (5.11.3)
     multipart-post (2.1.1)
-    nokogiri (1.12.5)
-      mini_portile2 (~> 2.6.1)
+    nokogiri (1.13.4)
+      mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     octokit (4.21.0)
       faraday (>= 0.9)
@@ -250,7 +250,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (2.0.5)
-    racc (1.5.2)
+    racc (1.6.0)
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)