1 files changed, 9 insertions, 0 deletions
diff --git a/tool/rbinstall.rb b/tool/rbinstall.rb
index b3dad0ee89..9207c9f61b 100755
--- a/tool/rbinstall.rb
+++ b/tool/rbinstall.rb
@@ -600,6 +600,15 @@ end
       GEMSPEC
     end
 
+    def add_dependency(*)
+    end
+
+    def add_development_dependency(*)
+    end
+
+    def add_runtime_dependency(*)
+    end
+
     def self.unresolved_deps
       []
     end