diff --git a/Gemfile.lock b/Gemfile.lock
index 865d13c6f53917716fd1d3b7bbc41eb717105c91..f4ddd30da1b44a2d3a74a9c3ee7d33bf747a25cd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -463,7 +463,7 @@ GEM
     mimemagic (0.3.0)
     mini_portile2 (2.1.0)
     minitest (5.7.0)
-    mmap2 (2.2.6)
+    mmap2 (2.2.7)
     mousetrap-rails (1.4.6)
     msgpack (1.1.0)
     multi_json (1.12.1)