diff --git a/Gemfile.lock b/Gemfile.lock
index f56d7d9..3dcbe4c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,7 +31,7 @@ GEM
     rubocop-ast (1.16.0)
       parser (>= 3.1.1.0)
     ruby-progressbar (1.11.0)
-    stringio (3.0.1)
+    stringio (3.0.6)
     unicode-display_width (2.1.0)
 
 PLATFORMS