diff --git a/Gemfile.lock b/Gemfile.lock
index 0933768..8251db5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -39,18 +39,20 @@ GEM
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     method_source (1.0.0)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.14.1)
     minitest-around (0.5.0)
       minitest (~> 5.0)
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
     nio4r (2.5.2)
-    nokogiri (1.10.10)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pg (1.2.3)
     puma (4.3.5)
       nio4r (~> 2.0)
+    racc (1.6.0)
     rack (2.2.3)
     rack-protection (2.0.8.1)
       rack