diff --git a/Gemfile.lock b/Gemfile.lock
index d8fbc3c..8201dac 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,7 +12,7 @@ GEM
     mustermann (1.0.3)
     parallel (1.12.1)
     pg (1.0.0)
-    rack (2.0.7)
+    rack (2.0.8)
     rack-protection (2.0.2)
       rack
     sequel (5.6.0)