diff --git a/Gemfile.lock b/Gemfile.lock
index a1113b8..a0d9e58 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -111,12 +111,14 @@ GEM
     public_suffix (4.0.6)
     rake (13.0.1)
     rchardet (1.8.0)
-    rexml (3.2.5)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rouge (2.0.7)
     ruby-macho (1.4.0)
     sawyer (0.8.2)
       addressable (>= 2.3.5)
       faraday (> 0.8, < 2.0)
+    strscan (3.1.0)
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     thor (0.20.3)