diff --git a/Gemfile.lock b/Gemfile.lock
index 034eb0f..4f0c065 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -132,7 +132,9 @@ GEM
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.1009)
-    mimemagic (0.3.4)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.14.0)
@@ -199,7 +201,7 @@ GEM
       netrc (~> 0.8)
     reverse_markdown (1.4.0)
       nokogiri
-    rexml (3.2.4)
+    rexml (3.2.5)
     rubocop (0.80.1)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)