diff --git a/mmv1/Gemfile.lock b/mmv1/Gemfile.lock
index 9b2b1ee2b..4215bc56a 100644
--- a/mmv1/Gemfile.lock
+++ b/mmv1/Gemfile.lock
@@ -50,8 +50,8 @@ GEM
     rainbow (3.1.1)
     rake (13.1.0)
     regexp_parser (2.8.3)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.3)
+      strscan
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)