diff --git a/Gemfile.lock b/Gemfile.lock
index f21433fd97..42c63135f8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,8 +44,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     arel (9.0.0)
     ast (2.4.0)
     azure-core (0.1.15)
@@ -169,7 +169,9 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0331)
-    mimemagic (0.3.5)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_magick (4.9.5)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
@@ -203,7 +205,7 @@ GEM
       byebug (~> 11.0)
       pry (~> 0.10)
     psych (3.1.0)
-    public_suffix (3.0.3)
+    public_suffix (4.0.6)
     puma (4.3.6)
       nio4r (~> 2.0)
     raabro (1.1.6)