diff --git a/Gemfile.lock b/Gemfile.lock
index ddef1a0..3c0b80b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,7 +44,8 @@ GEM
     rainbow (3.0.0)
     rake (13.0.6)
     regexp_parser (2.2.0)
-    rexml (3.2.5)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
       rspec-expectations (~> 3.10.0)
@@ -76,6 +77,7 @@ GEM
     sawyer (0.9.2)
       addressable (>= 2.3.5)
       faraday (>= 0.17.3, < 3)
+    strscan (3.1.0)
     unicode-display_width (2.1.0)
     vcr (6.0.0)
     webrick (1.7.0)