diff --git a/Gemfile.lock b/Gemfile.lock
index 3c23919..31b5007 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -32,7 +32,7 @@ GEM
       ffi (~> 1.0)
     rbs (1.7.1)
     regexp_parser (2.1.1)
-    rexml (3.2.5)
+    rexml (3.3.9)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
       rspec-expectations (~> 3.10.0)