diff --git a/Gemfile.lock b/Gemfile.lock
index 6408c8f..d93e55a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -118,7 +118,8 @@ GEM
     mini_portile2 (2.5.1)
     minitest (5.14.4)
     multipart-post (2.1.1)
-    mustermann (1.0.2)
+    mustermann (1.1.1)
+      ruby2_keywords (~> 0.0.1)
     newrelic_rpm (4.2.0.334)
     nio4r (2.5.7)
     nokogiri (1.11.4)
@@ -141,7 +142,7 @@ GEM
     public_suffix (4.0.6)
     racc (1.5.2)
     rack (2.2.3)
-    rack-protection (2.0.3)
+    rack-protection (2.2.0)
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
@@ -213,6 +214,7 @@ GEM
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.8.1)
+    ruby2_keywords (0.0.5)
     safe_yaml (1.0.4)
     sawyer (0.8.2)
       addressable (>= 2.3.5)
@@ -234,10 +236,10 @@ GEM
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.1)
-    sinatra (2.0.3)
+    sinatra (2.2.0)
       mustermann (~> 1.0)
-      rack (~> 2.0)
-      rack-protection (= 2.0.3)
+      rack (~> 2.2)
+      rack-protection (= 2.2.0)
       tilt (~> 2.0)
     sprockets (4.0.2)
       concurrent-ruby (~> 1.0)
@@ -249,7 +251,7 @@ GEM
     sqlite3 (1.3.10)
     thor (1.1.0)
     thread_safe (0.3.6)
-    tilt (2.0.8)
+    tilt (2.0.10)
     timers (4.0.4)
       hitimes
     tzinfo (1.2.9)