diff --git a/azurelinuxagent/common/osutil/default.py b/azurelinuxagent/common/osutil/default.py
index 05fba1a5c..69e20bea7 100644
--- a/azurelinuxagent/common/osutil/default.py
+++ b/azurelinuxagent/common/osutil/default.py
@@ -150,7 +150,7 @@ def get_agent_bin_path():
         return "/usr/sbin"
 
     @staticmethod
-    def get_vm_arch() -> str:
+    def get_vm_arch():
         try:
             return platform.machine()
         except Exception as e: