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 ca1ca041..eba7c0d2 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
@@ -18,6 +18,8 @@ In this lab, you will:
 + Task 2: Create an Azure managed disk by using an ARM template
 + Task 3: Review the ARM template-based deployment of the managed disk
 
+## Estimated timing: 20 minutes
+
 ## Instructions
 
 ### Exercise 1