diff --git a/Gemfile.lock b/Gemfile.lock
index eaf4077..194cb1d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -64,8 +64,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.5.2)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     airbrussh (1.3.0)
       sshkit (>= 1.6.1, != 1.7.0)
     arel (9.0.0)
@@ -202,7 +202,9 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.13.0)
@@ -219,7 +221,7 @@ GEM
     orm_adapter (0.5.0)
     paranoia (2.4.1)
       activerecord (>= 4.0, < 5.3)
-    public_suffix (3.0.3)
+    public_suffix (4.0.6)
     puma (3.12.0)
     rack (2.0.7)
     rack-cors (1.0.6)