diff --git a/public/demo/dxf_0.html b/public/demo/dxf_0.html
index 0976e30..6fc694d 100644
--- a/public/demo/dxf_0.html
+++ b/public/demo/dxf_0.html
@@ -139,7 +139,7 @@
         viewer.setMarkups(markupData);
 
         viewer.addEventListener(ViewerEvent.MarkupClicked, (data) => {
-            if (data.drawableData) {
+            if (data.markup) {
                 console.log("[Demo] Clicked on markup:", data);
             }
         });
diff --git a/public/demo/dxf_5.html b/public/demo/dxf_5.html
index a04b3fc..3e5ec53 100644
--- a/public/demo/dxf_5.html
+++ b/public/demo/dxf_5.html
@@ -139,7 +139,7 @@
         registerClickEvent("ClearMarkups");
 
         viewer.addEventListener(ViewerEvent.MarkupClicked, (data) => {
-            if (data.drawableData) {
+            if (data.markup) {
                 console.log("[Demo] Clicked on markup:", data);
             }
         });