diff --git a/libcloud/compute/drivers/azure_arm.py b/libcloud/compute/drivers/azure_arm.py
index 9a5c96430b..ab6557fa8d 100644
--- a/libcloud/compute/drivers/azure_arm.py
+++ b/libcloud/compute/drivers/azure_arm.py
@@ -2197,8 +2197,7 @@ def ex_resize_node(self, node, size):
         target = "%s/resize" % node.id
         data = {"size": size.id}
         r = self.connection.request(
-            target, params={"api-version": VM_API_VERSION}, data=data,
-            method="POST"
+            target, params={"api-version": VM_API_VERSION}, data=data, method="POST"
         )
         return r.object