diff --git a/Gemfile.lock b/Gemfile.lock
index c989059..69850a8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -213,13 +213,16 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0331)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
     msgpack (1.3.1)
     multi_xml (0.6.0)
-    mustermann (1.0.3)
+    mustermann (1.1.1)
+      ruby2_keywords (~> 0.0.1)
     nenv (0.3.0)
     netrc (0.11.0)
     newrelic_rpm (6.5.0.357)
@@ -245,12 +248,12 @@ GEM
       nio4r (~> 2.0)
     pundit (2.1.0)
       activesupport (>= 3.0.0)
-    rack (2.0.7)
+    rack (2.2.3)
     rack-cache (1.9.0)
       rack (>= 0.4)
     rack-cors (1.0.5)
       rack (>= 1.6.0)
-    rack-protection (2.0.5)
+    rack-protection (2.2.0)
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
@@ -346,6 +349,7 @@ GEM
       rspec-mocks (~> 3.8.0)
       rspec-support (~> 3.8.0)
     rspec-support (3.8.2)
+    ruby2_keywords (0.0.5)
     ruby_dep (1.5.0)
     safe_yaml (1.0.5)
     sass-rails (6.0.0)
@@ -369,10 +373,10 @@ GEM
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
-    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)
     skinny (0.2.2)
       eventmachine (~> 1.0)
@@ -402,7 +406,7 @@ GEM
       rack (>= 1, < 3)
     thor (0.20.3)
     thread_safe (0.3.6)
-    tilt (2.0.9)
+    tilt (2.0.10)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
     uglifier (4.1.20)