diff --git a/Gemfile.lock b/Gemfile.lock
index f4a914b..d7d51d8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -100,8 +100,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     amq-protocol (2.3.0)
     annotate (2.7.5)
       activerecord (>= 3.2, < 7.0)
@@ -295,7 +295,9 @@ GEM
     mime-types (3.3)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0904)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.5.0)
     mini_racer (0.2.6)
@@ -337,7 +339,7 @@ GEM
       pry (~> 0.10)
     pry-rails (0.3.9)
       pry (>= 0.10.4)
-    public_suffix (4.0.1)
+    public_suffix (5.0.0)
     puma (4.3.5)
       nio4r (~> 2.0)
     racc (1.5.2)