diff --git a/powertrain_build/zone_controller/composition_yaml.py b/powertrain_build/zone_controller/composition_yaml.py
index 025ecb0..29c58e2 100644
--- a/powertrain_build/zone_controller/composition_yaml.py
+++ b/powertrain_build/zone_controller/composition_yaml.py
@@ -514,7 +514,7 @@ class CompositionYaml(ProblemLogger):
         if not isinstance(info["width"], list):
             class_info[signal_name] = {
                 "type": info["type"],
-                "access": "READ-ONLY" if info["class"] == "CVC_DISP" else "READ-WRITE",
+                "access": "READ-ONLY" if "CVC_DISP" in info["class"] else "READ-WRITE",
                 "init": self.calibration_init_values.get(signal_name, max(min(0, upper), lower)),
             }
             return class_info, data_types
@@ -615,7 +615,7 @@ class CompositionYaml(ProblemLogger):
         new_data_type[new_data_type_name] = new_data_type_data
         class_info[signal_name] = {
             "type": new_data_type_name,
-            "access": "READ-ONLY" if info["class"] == "CVC_DISP" else "READ-WRITE",
+            "access": "READ-ONLY" if "CVC_DISP" in info["class"] else "READ-WRITE",
             "init": init,
         }
         data_types = {**data_types, **new_data_type}