diff --git a/Gemfile.lock b/Gemfile.lock
index 9790e29..7c42952 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -52,18 +52,18 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     arel (9.0.0)
-    better_errors (2.5.1)
+    better_errors (2.9.1)
       coderay (>= 1.0.0)
       erubi (>= 1.0.0)
       rack (>= 0.9.0)
     binding_of_caller (0.8.0)
       debug_inspector (>= 0.0.1)
     builder (3.2.3)
-    coderay (1.1.2)
+    coderay (1.1.3)
     concurrent-ruby (1.1.5)
     crass (1.0.4)
     debug_inspector (0.0.3)
-    erubi (1.8.0)
+    erubi (1.10.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
     i18n (1.6.0)
@@ -76,14 +76,16 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.1)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
     nio4r (2.3.1)
     nokogiri (1.10.3)
       mini_portile2 (~> 2.4.0)
-    rack (2.0.7)
+    rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.3)