diff --git a/Gemfile.lock b/Gemfile.lock
index a0047a0..f5c93af 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -21,7 +21,7 @@ GEM
     descendants_tracker (0.0.4)
       thread_safe (~> 0.3, >= 0.3.1)
     diff-lcs (1.5.0)
-    diffy (3.4.0)
+    diffy (3.4.1)
     erubi (1.10.0)
     faraday (1.10.0)
       faraday-em_http (~> 1.0)