diff --git a/Gemfile.lock b/Gemfile.lock
index ff19ef9..c1eac3b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -380,7 +380,7 @@ GEM
       actionmailer (>= 4.1.0)
       devise (>= 4.0.0)
     diff-lcs (1.3)
-    diffy (3.3.0)
+    diffy (3.4.2)
     doc2text (0.4.1)
       nokogiri (~> 1.8, >= 1.8.2)
       rubyzip (~> 1.2, >= 1.2.2)
@@ -538,7 +538,9 @@ GEM
     mime-types (3.3)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.1009)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_magick (4.9.5)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)