diff --git a/Gemfile.lock b/Gemfile.lock
index 80d808df1..981de3522 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -450,7 +450,7 @@ GEM
     ruby-vips (2.1.4)
       ffi (~> 1.12)
     rubyzip (2.3.2)
-    selenium-webdriver (4.20.1)
+    selenium-webdriver (4.21.1)
       base64 (~> 0.2)
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)