diff --git a/Gemfile.lock b/Gemfile.lock
index 1dbc257..2f8575b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -97,7 +97,8 @@ GEM
       ffi (~> 1.0)
     rchardet (1.8.0)
     regexp_parser (2.8.2)
-    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)
@@ -128,6 +129,7 @@ GEM
       addressable (>= 2.3.5)
       faraday (>= 0.17.3, < 3)
     shellany (0.0.1)
+    strscan (3.1.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     thor (1.3.0)