diff --git a/Gemfile.lock b/Gemfile.lock
index 2c2e41f96b..f8f9cd214a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -583,7 +583,7 @@ GEM
       railties (>= 4.2)
     raabro (1.4.0)
     racc (1.8.1)
-    rack (2.2.19)
+    rack (2.2.20)
     rack-mini-profiler (2.3.4)
       rack (>= 1.2.0)
     rack-oauth2 (2.2.1)