diff --git a/Gemfile.lock b/Gemfile.lock
index 60e3b54..5e1ada9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -68,8 +68,8 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
       zeitwerk (~> 2.1, >= 2.1.8)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     arbre (1.2.1)
       activesupport (>= 3.0.0)
     babel-source (5.8.35)
@@ -149,7 +149,9 @@ 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 (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.12.2)
@@ -160,7 +162,7 @@ GEM
     orm_adapter (0.5.0)
     polyamorous (2.3.0)
       activerecord (>= 5.0)
-    public_suffix (4.0.1)
+    public_suffix (5.0.0)
     puma (3.12.4)
     rack (2.0.8)
     rack-proxy (0.6.5)