diff --git a/Gemfile.lock b/Gemfile.lock
index 3471854..591ab2f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,8 +48,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     arel (9.0.0)
     ast (2.4.0)
     builder (3.2.3)
@@ -79,7 +79,9 @@ 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 (5.11.3)
@@ -89,7 +91,7 @@ GEM
     parallel (1.17.0)
     parser (2.6.3.0)
       ast (~> 2.4.0)
-    public_suffix (3.1.1)
+    public_suffix (4.0.7)
     puma (4.0.0)
       nio4r (~> 2.0)
     rack (2.0.7)