diff --git a/Gemfile.lock b/Gemfile.lock
index 101671389..61847e1e3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -95,7 +95,7 @@ GEM
     selenium-webdriver (3.142.7)
       childprocess (>= 0.5, < 4.0)
       rubyzip (>= 1.2.2)
-    sequel (5.30.0)
+    sequel (5.31.0)
     simplecov (0.16.1)
       docile (~> 1.1)
       json (>= 1.8, < 3)