diff --git a/Gemfile.lock b/Gemfile.lock
index 9825c83..63cd2db 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -108,7 +108,7 @@ GEM
       pry (>= 0.13, < 0.15)
     public_suffix (5.0.5)
     rainbow (3.1.1)
-    rexml (3.3.7)
+    rexml (3.3.9)
     ruby-progressbar (1.13.0)
     thor (1.3.1)
     toml-rb (2.2.0)