diff --git a/sdk/resources/azure-mgmt-msi/_meta.json b/sdk/resources/azure-mgmt-msi/_meta.json
index 43e98727e433..58b2d76e9576 100644
--- a/sdk/resources/azure-mgmt-msi/_meta.json
+++ b/sdk/resources/azure-mgmt-msi/_meta.json
@@ -1,11 +1,11 @@
 {
-  "autorest": "3.4.2",
+  "autorest": "3.4.5",
   "use": [
-    "@autorest/python@5.8.0",
-    "@autorest/modelerfour@4.19.1"
+    "@autorest/python@5.8.4",
+    "@autorest/modelerfour@4.19.2"
   ],
-  "commit": "19e140f6f848bf9616735a7bd360edeef25c6c8d",
+  "commit": "ebbb4a9474813d5e89acddee0aeb96e72b6e58ca",
   "repository_url": "https://github.com/Azure/azure-rest-api-specs",
-  "autorest_command": "autorest specification/msi/resource-manager/readme.md --multiapi --python --python-mode=update --python-sdks-folder=/home/vsts/work/1/s/azure-sdk-for-python/sdk --track2 --use=@autorest/python@5.8.0 --use=@autorest/modelerfour@4.19.1 --version=3.4.2",
+  "autorest_command": "autorest specification/msi/resource-manager/readme.md --multiapi --python --python-mode=update --python-sdks-folder=/home/vsts/work/1/s/azure-sdk-for-python/sdk --track2 --use=@autorest/python@5.8.4 --use=@autorest/modelerfour@4.19.2 --version=3.4.5",
   "readme": "specification/msi/resource-manager/readme.md"
 }
\ No newline at end of file
diff --git a/sdk/resources/azure-mgmt-msi/azure/mgmt/msi/_version.py b/sdk/resources/azure-mgmt-msi/azure/mgmt/msi/_version.py
index a17dc4d2fef4..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-msi/azure/mgmt/msi/_version.py
+++ b/sdk/resources/azure-mgmt-msi/azure/mgmt/msi/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "6.0.0b1"
+VERSION = "1.0.0b1"