diff --git a/Gemfile.lock b/Gemfile.lock
index 3e3155f..7dada18 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -73,7 +73,7 @@ GEM
     unicode-display_width (3.1.2)
       unicode-emoji (~> 4.0, >= 4.0.4)
     unicode-emoji (4.0.4)
-    yard (0.9.37)
+    yard (0.9.42)
 
 PLATFORMS
   ruby