diff --git a/Gemfile.lock b/Gemfile.lock
index a82e236..6fe4080 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -72,8 +72,10 @@ GEM
     nap (1.1.0)
     netrc (0.11.0)
     public_suffix (4.0.6)
-    rexml (3.2.5)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     ruby-macho (2.5.1)
+    strscan (3.1.0)
     typhoeus (1.4.0)
       ethon (>= 0.9.0)
     tzinfo (2.0.6)