diff --git a/Gemfile.lock b/Gemfile.lock
index e5237fd..1bce3fa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -131,7 +131,7 @@ GEM
     mustermann-grape (1.0.0)
       mustermann (~> 1.0.0)
     nio4r (2.3.1)
-    nokogiri (1.10.2)
+    nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
     pg (1.1.4)
     pry (0.12.2)