diff --git a/modules/ticket/back/models/component-type.json b/modules/ticket/back/models/component-type.json
index b8524be23..d72217a24 100644
--- a/modules/ticket/back/models/component-type.json
+++ b/modules/ticket/back/models/component-type.json
@@ -16,7 +16,7 @@
             "type": "String"
         },
         "isBase":{
-            "type":"String"
+            "type":"Boolean"
         }
     }
 }