diff --git a/package-lock.json b/package-lock.json
index e9e91ac..cbf2d23 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@accordproject/concerto-codegen",
-    "version": "3.29.10",
+    "version": "3.30.0",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@accordproject/concerto-codegen",
-            "version": "3.29.10",
+            "version": "3.30.0",
             "license": "Apache-2.0",
             "dependencies": {
                 "@accordproject/concerto-core": "3.19.4",
diff --git a/package.json b/package.json
index d286a42..a340762 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@accordproject/concerto-codegen",
-    "version": "3.29.10",
+    "version": "3.30.0",
     "description": "Code Generation for the Concerto Modeling Language",
     "homepage": "https://github.com/accordproject/concerto",
     "engines": {
diff --git a/types/lib/common/graph.d.ts b/types/lib/common/graph.d.ts
index 2ad159d..60a16ca 100644
--- a/types/lib/common/graph.d.ts
+++ b/types/lib/common/graph.d.ts
@@ -16,6 +16,7 @@ export class ConcertoGraphVisitor extends BaseVisitor {
      * @protected
      */
     protected visitClassDeclaration(classDeclaration: ClassDeclaration, parameters: any): void;
+    addEdgeForDecorator(name: any, parent: any, modelFile: any, parameters: any): void;
     /**
      * Visitor design pattern
      * @param {MapDeclaration} mapDeclaration - the object being visited