diff --git a/Gemfile.lock b/Gemfile.lock
index d7994ed45..0120c2cf6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -77,7 +77,8 @@ GEM
     open4 (1.3.4)
     public_suffix (5.0.1)
     rchardet (1.8.0)
-    rexml (3.2.5)
+    rexml (3.3.6)
+      strscan
     ruby-ll (2.1.2)
       ansi
       ast
@@ -85,6 +86,7 @@ GEM
     sawyer (0.9.2)
       addressable (>= 2.3.5)
       faraday (>= 0.17.3, < 3)
+    strscan (3.1.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     unicode-display_width (2.3.0)