public static boolean containsGetInput(Object propValue) {
         String value = getPropertyJsonStringValue(propValue, ToscaPropertyType.MAP.getType());
-        return value != null && value.contains(TypeUtils.ToscaTagNamesEnum.GET_INPUT.getElementName());
+        return value != null && value.contains(TypeUtils.ToscaTagNamesEnum.GET_INPUT.getElementName()) && !value.contains(TypeUtils.ToscaTagNamesEnum.CONCAT.getElementName());
     }
 
     public static String getPropertyJsonStringValue(Object value, String type) {
 
         ATTRIBUTES("attributes"), LABEL("label"), HIDDEN("hidden"), IMMUTABLE("immutable"), ANNOTATIONS("annotations"),
         VERSION("version"), OPERATIONS("operations"), NOTIFICATIONS("notifications"),
         //functions
-        GET_INPUT("get_input"),
+        GET_INPUT("get_input"), CONCAT("concat"),
         // Definitions
         DATA_TYPES("data_types"), NODE_TYPES("node_types"), POLICY_TYPES("policy_types"),  IMPORTS("imports"),
         //Operations