diff --git a/packages/form-js-viewer/src/index.js b/packages/form-js-viewer/src/index.js
index 132f7988d..3ad8f631c 100644
--- a/packages/form-js-viewer/src/index.js
+++ b/packages/form-js-viewer/src/index.js
@@ -5,7 +5,7 @@ export * from './render';
 export * from './util';
 export * from './features';
 
-const schemaVersion = 11;
+const schemaVersion = 12;
 
 export {
   Form,
diff --git a/packages/form-js/test/spec/Form.spec.js b/packages/form-js/test/spec/Form.spec.js
index 1fe2b69fe..111feb74b 100644
--- a/packages/form-js/test/spec/Form.spec.js
+++ b/packages/form-js/test/spec/Form.spec.js
@@ -128,7 +128,7 @@ describe('viewer exports', function() {
   it('should expose schemaVersion', function() {
     expect(typeof schemaVersion).to.eql('number');
 
-    expect(schemaVersion).to.eql(11);
+    expect(schemaVersion).to.eql(12);
   });