diff --git a/apps/microtvm/zephyr/template_project/microtvm_api_server.py b/apps/microtvm/zephyr/template_project/microtvm_api_server.py
index f267648a83f9..36debd94aa59 100644
--- a/apps/microtvm/zephyr/template_project/microtvm_api_server.py
+++ b/apps/microtvm/zephyr/template_project/microtvm_api_server.py
@@ -399,6 +399,9 @@ def build(self, options):
         if options.get("zephyr_base"):
             cmake_args.append(f"-DZEPHYR_BASE:STRING={options['zephyr_base']}")
 
+        if options.get("west_cmd"):
+            cmake_args.append(f"-DWEST={options['west_cmd']}")
+
         cmake_args.append(f"-DBOARD:STRING={options['zephyr_board']}")
 
         check_call(cmake_args, cwd=BUILD_DIR)