diff --git a/Gemfile.lock b/Gemfile.lock
index 4bfc2335..b84b253f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -326,8 +326,7 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rexml (3.3.6)
-      strscan
+    rexml (3.3.9)
     rspec-core (3.13.0)
       rspec-support (~> 3.13.0)
     rspec-expectations (3.13.0)
@@ -408,7 +407,6 @@ GEM
       actionpack (>= 5.2)
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
-    strscan (3.1.0)
     thor (1.3.2)
     tilt (2.3.0)
     timeout (0.4.1)