diff --git a/lib/trestle/resource/builder.rb b/lib/trestle/resource/builder.rb
index 67a2daaf..07ed064b 100644
--- a/lib/trestle/resource/builder.rb
+++ b/lib/trestle/resource/builder.rb
@@ -43,9 +43,10 @@ def to_param(&block)
         admin.define_adapter_method(:to_param, &block)
       end
 
-      def params(&block)
+      def permitted_params(&block)
         admin.define_adapter_method(:permitted_params, &block)
       end
+      alias params permitted_params
 
       def decorator(decorator)
         admin.decorator = decorator
diff --git a/spec/trestle/resource/builder_spec.rb b/spec/trestle/resource/builder_spec.rb
index 167fed10..6332601e 100644
--- a/spec/trestle/resource/builder_spec.rb
+++ b/spec/trestle/resource/builder_spec.rb
@@ -203,8 +203,19 @@ def custom_method
     end
   end
 
-  describe "#params" do
+  describe "#permitted_params" do
     it "sets an explicit permitted_params block" do
+      Trestle::Resource::Builder.create(:tests) do
+        permitted_params do |params|
+          params.require(:test).permit(:name)
+        end
+      end
+
+      params = ActionController::Parameters.new({ test: { name: "Test", ignored: 123 }})
+      expect(::TestsAdmin.permitted_params(params)).to eq(ActionController::Parameters.new(name: "Test").permit!)
+    end
+
+    it "is aliased as #params" do
       Trestle::Resource::Builder.create(:tests) do
         params do |params|
           params.require(:test).permit(:name)