diff --git a/Gemfile.lock b/Gemfile.lock
index d504aa2..2c2728a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,15 +56,17 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
     mercenary (0.3.6)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     minitest (5.10.1)
-    nokogiri (1.10.5)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.5-x64-mingw32)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
+    nokogiri (1.12.5-x64-mingw32)
+      racc (~> 1.4)
     pathutil (0.14.0)
       forwardable-extended (~> 2.6)
     public_suffix (2.0.5)
+    racc (1.5.2)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.8)
       ffi (>= 0.5.0)