diff --git a/azext_iot/central/models/v2022_06_30_preview/template.py b/azext_iot/central/models/v2022_06_30_preview/template.py
index 5e2c5c97d..cd4a25d22 100644
--- a/azext_iot/central/models/v2022_06_30_preview/template.py
+++ b/azext_iot/central/models/v2022_06_30_preview/template.py
@@ -91,6 +91,7 @@ def _extract_modules(self, template: dict) -> dict:
                     interfaces = self._extract_interfaces(template)
                     schema_names = self._extract_schema_names(interfaces)
                     components = self._extract_components(template)
+                    component_schema_names = []
                     if components:
                         component_schema_names = self._extract_schema_names(components)