diff --git a/tax-calculation/shopify.extension.toml.liquid b/tax-calculation/shopify.extension.toml.liquid
index b117e70..66dbe35 100644
--- a/tax-calculation/shopify.extension.toml.liquid
+++ b/tax-calculation/shopify.extension.toml.liquid
@@ -1,5 +1,6 @@
 type = "tax_calculation"
 name = "{{ name }}"
+# api_version = 2023-07
 
 production_api_base_url = ""
 benchmark_api_base_url = ""