diff --git a/Gemfile.lock b/Gemfile.lock
index 52a7907..ef60e25 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -14,15 +14,15 @@ GEM
     puma (5.0.2)
       nio4r (~> 2.0)
     rack (2.2.3)
-    rack-protection (2.1.0)
+    rack-protection (2.2.0)
       rack
     redis (4.2.2)
-    ruby2_keywords (0.0.2)
+    ruby2_keywords (0.0.5)
     secure_yaml (2.0.2)
-    sinatra (2.1.0)
+    sinatra (2.2.0)
       mustermann (~> 1.0)
       rack (~> 2.2)
-      rack-protection (= 2.1.0)
+      rack-protection (= 2.2.0)
       tilt (~> 2.0)
     tilt (2.0.10)