diff --git a/Gemfile.lock b/Gemfile.lock
index 6c4aa0f..447ff51 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -205,7 +205,7 @@ GEM
     devise_invitable (1.7.5)
       actionmailer (>= 4.1.0)
       devise (>= 4.0.0)
-    diffy (3.3.0)
+    diffy (3.4.2)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
     engtagger (0.2.1)
@@ -302,7 +302,9 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0331)
-    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)