diff --git a/Gemfile.lock b/Gemfile.lock
index a8dcdf2..b8f8ed6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -79,7 +79,8 @@ GEM
     netrc (0.11.0)
     public_suffix (4.0.7)
     rake (13.0.3)
-    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)
@@ -94,6 +95,7 @@ GEM
       rspec-support (~> 3.10.0)
     rspec-support (3.10.1)
     ruby-macho (2.5.1)
+    strscan (3.1.0)
     typhoeus (1.4.0)
       ethon (>= 0.9.0)
     tzinfo (2.0.6)