diff --git a/Gemfile.lock b/Gemfile.lock
index 4df45b1..221802a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -47,7 +47,8 @@ GEM
       bigdecimal
     pastel (0.8.0)
       tty-color (~> 0.5)
-    rexml (3.2.6)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rubyntlm (0.6.3)
     rubyzip (2.3.2)
     strings (0.2.1)
@@ -55,6 +56,7 @@ GEM
       unicode-display_width (>= 1.5, < 3.0)
       unicode_utils (~> 1.4)
     strings-ansi (0.2.0)
+    strscan (3.1.0)
     test-kitchen (3.6.0)
       bcrypt_pbkdf (~> 1.0)
       chef-utils (>= 16.4.35)