diff --git a/Instructions/Labs/LAB_03b-Manage_Azure_Resources_by_Using_ARM_Templates.md b/Instructions/Labs/LAB_03b-Manage_Azure_Resources_by_Using_ARM_Templates.md
index 7dcd2ba5..a98c1167 100644
--- a/Instructions/Labs/LAB_03b-Manage_Azure_Resources_by_Using_ARM_Templates.md
+++ b/Instructions/Labs/LAB_03b-Manage_Azure_Resources_by_Using_ARM_Templates.md
@@ -92,7 +92,7 @@ In this task, you use the downloaded template to deploy a new managed disk. This
 1. Within the editor pane, make these changes.
 
     + Change **disks_az104_disk1_name** to `disk_name` (two places to change)
-    + Change **az104_disk1** to `az102_disk2` (one place to change)
+    + Change **az104-disk1** to `az104-disk2` (one place to change)
 
 1. Notice this is a **Standard** disk. The location is **eastus**. The disk size is **32GB**.