diff --git a/common/version.go b/common/version.go
index becef2f10..5a6314420 100644
--- a/common/version.go
+++ b/common/version.go
@@ -1,6 +1,6 @@
 package common
 
-const AzcopyVersion = "10.21.1-Preview"
+const AzcopyVersion = "10.21.0-Preview"
 const UserAgent = "AzCopy/" + AzcopyVersion
 const S3ImportUserAgent = "S3Import " + UserAgent
 const GCPImportUserAgent = "GCPImport " + UserAgent