diff --git a/services/batch/2019-06-01.9.0/batch/CHANGELOG.md b/services/batch/2019-06-01.9.0/batch/CHANGELOG.md
index 91330f12ae7d..2f23bd4681ab 100644
--- a/services/batch/2019-06-01.9.0/batch/CHANGELOG.md
+++ b/services/batch/2019-06-01.9.0/batch/CHANGELOG.md
@@ -1,5 +1,5 @@
-Generated from https://github.com/Azure/azure-rest-api-specs/tree/3c764635e7d442b3e74caf593029fcd440b3ef82//specification/batch/data-plane/readme.md tag: `package-2019-06.9.0`
+Generated from https://github.com/Azure/azure-rest-api-specs/tree/591587c866c6b82fa49e675982f321147faf974d/specification/batch/data-plane/readme.md tag: `package-2019-06.9.0`
 
-Code generator @microsoft.azure/autorest.go@2.1.171
+Code generator