diff --git a/Gemfile.lock b/Gemfile.lock
index 9ab79c5..1e6519d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -33,7 +33,8 @@ GEM
     minitest (5.14.1)
     multi_json (1.13.1)
     multipart-post (2.0.0)
-    mustermann (1.0.3)
+    mustermann (1.1.1)
+      ruby2_keywords (~> 0.0.1)
     net-scp (2.0.0)
       net-ssh (>= 2.6.5, < 6.0.0)
     net-ssh (5.2.0)
@@ -44,7 +45,7 @@ GEM
     psych (3.1.0)
     puma (3.12.6)
     rack (2.2.3)
-    rack-protection (2.0.5)
+    rack-protection (2.2.0)
       rack
     rainbow (3.0.0)
     rspec (3.8.0)
@@ -74,6 +75,7 @@ GEM
     rubocop-performance (1.1.0)
       rubocop (>= 0.67.0)
     ruby-progressbar (1.10.0)
+    ruby2_keywords (0.0.5)
     sequel (5.19.0)
     server_health_check (1.0.2)
     server_health_check-rack (0.1.0)
@@ -84,10 +86,10 @@ GEM
       rspec-its
       specinfra (~> 2.72)
     sfl (2.3)
-    sinatra (2.0.5)
+    sinatra (2.2.0)
       mustermann (~> 1.0)
-      rack (~> 2.0)
-      rack-protection (= 2.0.5)
+      rack (~> 2.2)
+      rack-protection (= 2.2.0)
       tilt (~> 2.0)
     specinfra (2.77.1)
       net-scp
@@ -97,7 +99,7 @@ GEM
     sqlite3 (1.4.0)
     thor (0.20.3)
     thread_safe (0.3.6)
-    tilt (2.0.9)
+    tilt (2.0.10)
     tzinfo (1.2.7)
       thread_safe (~> 0.1)
     unicode-display_width (1.5.0)