diff --git a/microsoft/testsuites/core/azure_image_standard.py b/microsoft/testsuites/core/azure_image_standard.py
index 0c3bac282d..44b0da52f3 100644
--- a/microsoft/testsuites/core/azure_image_standard.py
+++ b/microsoft/testsuites/core/azure_image_standard.py
@@ -549,7 +549,7 @@ def verify_dhcp_file_configuration(self, node: Node) -> None:
             dhcp_file = node.tools[Cat].read(dhcp_file_path)
             assert_that(
                 dhcp_file,
-                'option host_name" should be present in '
+                "option host_name" should be present in ""
                 f"file {dhcp_file_path}",
             ).contains(dhcp_file_content)
         else: