diff --git a/Gemfile.lock b/Gemfile.lock
index cf5c630..4d24ac9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -38,7 +38,8 @@ GEM
       ffi (~> 1.0)
     rbs (2.8.4)
     regexp_parser (2.6.2)
-    rexml (3.2.5)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)
@@ -81,7 +82,7 @@ GEM
       securerandom (>= 0.1)
       strscan (>= 1.0.0)
       terminal-table (>= 2, < 4)
-    strscan (3.0.5)
+    strscan (3.1.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     tzinfo (2.0.6)