diff --git a/Gemfile.lock b/Gemfile.lock
index c29a867..12e9d5c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -18,6 +18,7 @@ GEM
     execjs (2.7.0)
     faraday (0.13.1)
       multipart-post (>= 1.2, < 3)
+    ffi (1.9.18)
     ffi (1.9.18-x64-mingw32)
     forwardable-extended (2.6.0)
     gemoji (3.0.0)
@@ -173,19 +174,23 @@ GEM
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9.7)
     mercenary (0.3.6)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.6.1)
     minima (2.1.1)
       jekyll (~> 3.3)
     minitest (5.10.3)
     multipart-post (2.0.0)
     net-dns (0.8.0)
-    nokogiri (1.8.1-x64-mingw32)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
+    nokogiri (1.12.5-x64-mingw32)
+      racc (~> 1.4)
     octokit (4.7.0)
       sawyer (~> 0.8.0, >= 0.5.3)
     pathutil (0.16.0)
       forwardable-extended (~> 2.6)
     public_suffix (2.0.5)
+    racc (1.5.2)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
@@ -209,9 +214,9 @@ GEM
     tzinfo-data (1.2017.2)
       tzinfo (>= 1.0.0)
     unicode-display_width (1.3.0)
-    wdm (0.1.1)
 
 PLATFORMS
+  ruby
   x64-mingw32
 
 DEPENDENCIES
@@ -220,7 +225,6 @@ DEPENDENCIES
   jekyll-feed (~> 0.6)
   minima (~> 2.0)
   tzinfo-data
-  wdm (>= 0.1.0)
 
 BUNDLED WITH
    1.15.4