diff --git a/e2e-tests/aas-registry/test_api.tavern.yaml b/e2e-tests/aas-registry/test_api.tavern.yaml
index 7b4b551b..31ac1b68 100644
--- a/e2e-tests/aas-registry/test_api.tavern.yaml
+++ b/e2e-tests/aas-registry/test_api.tavern.yaml
@@ -97,7 +97,7 @@ stages:
         idShort: twin of a break (Testing)
         id: "{decoded_shell_id:s}"
         specificAssetIds: [{
-          supplementalSemanticIds": [],
+          "supplementalSemanticIds": [],
           "name":"PartInstanceID",
           "value":"24975539203421"
         }]