Update readme.md

Detections/readme.md

@@ -8,7 +8,7 @@ More Specific to Detections:
 * [Contribute](https://github.com/Azure/Azure-Sentinel/wiki/Contribute-to-Sentinel-GitHub-Community-of-Queries) to Analytic Templates (Detections) and Hunting queries
 * Specifics on what is required for Detections and Hunting queries is in the [Query Style Guide](https://github.com/Azure/Azure-Sentinel/wiki/Query-Style-Guide)
 * These detections are written using [KQL query langauge](https://docs.microsoft.com/azure/kusto/query/index) and will provide you a starting point to protect your environment and get familiar with the different data tables.
-* To enable these detections in your environment follow the [out of the box guidance](https://docs.microsoft.com/azure/sentinel/tutorial-detect-threats-built-in) (Notice that after a detection is available in this GitHub, it might take up to a week before it is available in Azure Sentinel portal).
+* To enable these detections in your environment follow the [out of the box guidance](https://docs.microsoft.com/azure/sentinel/tutorial-detect-threats-built-in) (Notice that after a detection is available in this GitHub, it might take up to 2 weeks before it is available in Azure Sentinel portal).
 * The rule created will run the query on the scheduled time that was defined, and trigger an alert that will be seen both in the **SecurityAlert** table and in a case in the **Incidents** tab
 
 # Feedback