diff --git a/src/supermarket/Gemfile.lock b/src/supermarket/Gemfile.lock
index f9b3138d0..6dc99f479 100644
--- a/src/supermarket/Gemfile.lock
+++ b/src/supermarket/Gemfile.lock
@@ -629,7 +629,7 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rexml (3.4.0)
+    rexml (3.4.2)
     rinku (2.0.6)
     rollout (2.5.0)
       redis (~> 4.0)