diff --git a/Gemfile.lock b/Gemfile.lock
index 88c7358..b3c4b05 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -87,16 +87,16 @@ GEM
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9.7)
     mercenary (0.3.6)
-    mini_portile2 (2.1.0)
+    mini_portile2 (2.6.1)
     minitest (5.10.1)
-    nokogiri (1.6.8)
-      mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     nuggets (1.0.0)
     parallel (1.10.0)
     pathutil (0.9.0)
       forwardable-extended (~> 2.6)
-    pkg-config (1.1.7)
+    racc (1.5.2)
     rack (1.6.4)
     rails-assets-jquery (2.2.3)
     rake (11.2.2)