diff --git a/Gemfile.lock b/Gemfile.lock
index 8ede0223e6..b4f9c86bbb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -718,7 +718,7 @@ GEM
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.4.2)
     uniform_notifier (1.16.0)
-    valid_email2 (4.0.5)
+    valid_email2 (4.0.6)
       activemodel (>= 3.2)
       mail (~> 2.5)
     validate_email (0.1.6)