diff --git a/Gemfile.lock b/Gemfile.lock
index 801438d7..ad5f8f2e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -725,7 +725,9 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.14.1)
@@ -864,7 +866,7 @@ GEM
       rails (>= 3.1)
     twitter-text (1.9.2)
       unf (~> 0.1.0)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.0.2)
       execjs (>= 0.3.0, < 3)