diff --git a/Gemfile.lock b/Gemfile.lock
index 756e8f7..43f7f13 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -387,7 +387,7 @@ GEM
       actionmailer (>= 4.1.0)
       devise (>= 4.0.0)
     diff-lcs (1.3)
-    diffy (3.4.0)
+    diffy (3.4.2)
     doc2text (0.4.3)
       nokogiri (~> 1.11.1)
       rubyzip (~> 2.3.0)