diff --git a/Gemfile.lock b/Gemfile.lock
index 8b25e84..13364d2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,11 +7,13 @@ GEM
       rake (~> 10)
       semver2 (~> 3.4)
     map (6.6.0)
-    mini_portile2 (2.4.0)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.8-x86-mingw32)
-      mini_portile2 (~> 2.4.0)
+    mini_portile2 (2.5.1)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
+    nokogiri (1.11.4-x86-mingw32)
+      racc (~> 1.4)
+    racc (1.5.2)
     rake (10.5.0)
     semver2 (3.4.2)