diff --git a/Gemfile.lock b/Gemfile.lock
index 44d78ef9..b9151ec0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -437,7 +437,7 @@ GEM
       actionpack (>= 5.2)
       railties (>= 5.2)
     retriable (3.1.2)
-    rexml (3.3.8)
+    rexml (3.3.9)
     rotp (6.3.0)
     rqrcode (2.2.0)
       chunky_png (~> 1.0)