diff --git a/gapic-generator-ads/Gemfile.lock b/gapic-generator-ads/Gemfile.lock
index 6b74542c3..a4bf5a671 100644
--- a/gapic-generator-ads/Gemfile.lock
+++ b/gapic-generator-ads/Gemfile.lock
@@ -143,7 +143,7 @@ GEM
     unicode-emoji (4.2.0)
     uri (1.1.1)
     useragent (0.16.11)
-    yard (0.9.41)
+    yard (0.9.42)
 
 PLATFORMS
   x86_64-linux