diff --git a/services/preview/communication/mgmt/2020-08-20-preview/communication/CHANGELOG.md b/services/preview/communication/mgmt/2020-08-20-preview/communication/CHANGELOG.md
index 63a6dac26ed3..3cfd90c9f2f3 100644
--- a/services/preview/communication/mgmt/2020-08-20-preview/communication/CHANGELOG.md
+++ b/services/preview/communication/mgmt/2020-08-20-preview/communication/CHANGELOG.md
@@ -1,5 +1,5 @@
-Generated from https://github.com/Azure/azure-rest-api-specs/tree/3c764635e7d442b3e74caf593029fcd440b3ef82//specification/communication/resource-manager/readme.md tag: `package-2020-08-20-preview`
+Generated from https://github.com/Azure/azure-rest-api-specs/tree/a06d912bc912010bdc0aa5d1d3c4b28ee1d89905/specification/communication/resource-manager/readme.md tag: `package-2020-08-20-preview`
 
-Code generator @microsoft.azure/autorest.go@2.1.175
+Code generator