diff --git a/Gemfile.lock b/Gemfile.lock
index f3eab74..8488aca 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -611,7 +611,8 @@ GEM
     responders (3.1.1)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.2.6)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)
@@ -721,6 +722,7 @@ GEM
       sprockets (>= 3.0.0)
     ssrf_filter (1.1.2)
     stringio (3.1.0)
+    strscan (3.1.0)
     temple (0.10.3)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)