diff --git a/Gemfile.lock b/Gemfile.lock
index a541254..8803bd6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -287,8 +287,8 @@ GEM
       actionpack (>= 5.2)
       railties (>= 5.2)
     retriable (3.1.2)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.3)
+      strscan
     rspec-core (3.12.2)
       rspec-support (~> 3.12.0)
     rspec-expectations (3.12.3)