diff --git a/Gemfile.lock b/Gemfile.lock
index b022d90..ecf80fe 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -101,13 +101,14 @@ GEM
       nokogiri (>= 1.5.9)
     method_source (0.9.2)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     multi_json (1.13.1)
     mustermann (1.0.3)
     nio4r (2.4.0)
-    nokogiri (1.10.3)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     parallel (1.17.0)
     parser (2.6.3.0)
       ast (~> 2.4.0)
@@ -119,6 +120,7 @@ GEM
     public_suffix (3.1.1)
     puma (4.0.1)
       nio4r (~> 2.0)
+    racc (1.6.0)
     rack (2.0.7)
     rack-protection (2.0.5)
       rack