diff --git a/pytest_opentmi/OpenTmiReport.py b/pytest_opentmi/OpenTmiReport.py
index 0fba535..8120c48 100644
--- a/pytest_opentmi/OpenTmiReport.py
+++ b/pytest_opentmi/OpenTmiReport.py
@@ -230,7 +230,7 @@ def _new_result(self, report):
             elif key == 'SUT_BRANCH':
                 result.execution.sut.branch = value
             elif key == 'SUT_TAG':
-                result.execution.sut.tag = value
+                result.execution.sut.tag = [value]
             elif key == 'SUT_GIT_URL':
                 result.execution.sut.git_url = value