diff --git a/Gemfile.lock b/Gemfile.lock
index b5f869003..2be99a1a0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -270,7 +270,7 @@ GEM
     memoist (0.16.2)
     memory_profiler (1.0.0)
     method_source (1.0.0)
-    mimemagic (0.3.5)
+    mimemagic (0.3.6)
     mini_mime (1.0.2)
     mini_portile2 (2.5.0)
     minitest (5.14.4)