diff --git a/Gemfile.lock b/Gemfile.lock
index ac18ffda16..905eac7323 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -727,7 +727,7 @@ GEM
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.4.2)
     uniform_notifier (1.16.0)
-    valid_email2 (5.0.5)
+    valid_email2 (5.1.0)
       activemodel (>= 3.2)
       mail (~> 2.5)
     validate_email (0.1.6)