diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index cda6a14..7429081
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -38,8 +38,8 @@ GEM
       i18n (~> 0.7)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.5.1)
-      public_suffix (~> 2.0, >= 2.0.2)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     arel (8.0.0)
     bcrypt (3.1.11)
     bindex (0.5.0)
@@ -121,7 +121,9 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (0.1.4)
     mini_portile2 (2.2.0)
     minitest (5.10.3)
@@ -138,7 +140,7 @@ GEM
       mime-types
       mimemagic (~> 0.3.0)
     pg (0.21.0)
-    public_suffix (2.0.5)
+    public_suffix (5.0.0)
     puma (3.10.0)
     rack (2.0.3)
     rack-pjax (1.0.0)