diff --git a/Gemfile.lock b/Gemfile.lock
index 0a93e13..3ab95df 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -352,7 +352,7 @@ GEM
       addressable (>= 2.8.0)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
-    yard (0.9.37)
+    yard (0.9.42)
 
 PLATFORMS
   arm64-darwin-22
@@ -384,7 +384,7 @@ DEPENDENCIES
   rdf-xsd!
   rspec (~> 3.12)
   rspec-its (~> 1.3)
-  shotgun (>= 0.9.2)
+  shotgun (~> 0.9, >= 0.9.2)
   sinatra-rdf!
   syntax
   yard (~> 0.9, >= 0.9.36)