diff --git a/src/WebAnnotation.js b/src/WebAnnotation.js
index fff3099..486d1e7 100644
--- a/src/WebAnnotation.js
+++ b/src/WebAnnotation.js
@@ -1,3 +1,5 @@
+import uuid from 'uuid/v1';
+
 export default class WebAnnotation {
 
   constructor(annotation) {
@@ -9,6 +11,7 @@ export default class WebAnnotation {
     const stub = {
       '@context': 'http://www.w3.org/ns/anno.jsonld',
       'type': 'Annotation',
+      'id': uuid(),
       'body': []
     };
 
diff --git a/src/relations/drawing/DrawingTool.js b/src/relations/drawing/DrawingTool.js
index bc03f54..092628f 100644
--- a/src/relations/drawing/DrawingTool.js
+++ b/src/relations/drawing/DrawingTool.js
@@ -142,8 +142,8 @@ export default class DrawingTool extends EventEmitter {
 
     const annotation = WebAnnotation.create({ 
       target: [
-        { id: from.id },
-        { id: to.id }
+        { id: `#${from.id}` },
+        { id: `#${to.id}` }
       ]
     });