diff --git a/Gemfile.lock b/Gemfile.lock
index 670333c..02726a8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -52,7 +52,7 @@ GEM
     byebug (11.0.1)
     climate_control (0.2.0)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.6)
     diff-lcs (1.3)
     erubi (1.8.0)
     et-orbi (1.1.7)
@@ -69,7 +69,7 @@ GEM
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
     json (2.2.0)
-    loofah (2.2.3)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -80,7 +80,9 @@ 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 (1.0.1)
     mini_portile2 (2.4.0)
     minitest (5.11.3)