diff --git a/Gemfile.lock b/Gemfile.lock
index 12cc4cd..6550b22 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -60,8 +60,7 @@ GEM
     rbs (3.5.2)
       logger
     regexp_parser (2.9.2)
-    rexml (3.3.6)
-      strscan
+    rexml (3.3.9)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -104,7 +103,6 @@ GEM
     standard-performance (1.4.0)
       lint_roller (~> 1.1)
       rubocop-performance (~> 1.21.0)
-    strscan (3.1.0)
     syntax_tree (6.2.0)
       prettier_print (>= 1.2.0)
     syntax_tree-haml (4.0.3)