diff --git a/Gemfile.lock b/Gemfile.lock
index 5a7d904..77dd652 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,15 +9,15 @@ GEM
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
     nio4r (2.5.8)
-    nokogiri (1.13.6)
+    nokogiri (1.13.10)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    nokogiri (1.13.6-x86_64-linux)
+    nokogiri (1.13.10-x86_64-linux)
       racc (~> 1.4)
     opentracing (0.5.0)
     puma (5.6.4)
       nio4r (~> 2.0)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.3)
     rack-cors (1.1.1)
       rack (>= 2.0.0)