diff --git a/Gemfile.lock b/Gemfile.lock
index 116e2333..489d0b77 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -525,8 +525,7 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.9)
     rouge (4.2.0)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
@@ -635,7 +634,6 @@ GEM
       sprockets (>= 3.0.0)
     statsd-ruby (1.5.0)
     stringio (3.1.0)
-    strscan (3.1.0)
     thor (1.3.1)
     tilt (2.3.0)
     timeout (0.4.1)