diff --git a/resources/definitions/bibo2_dual.def.json b/resources/definitions/bibo2_dual.def.json
index dbfb03a0c9..0197426ac6 100644
--- a/resources/definitions/bibo2_dual.def.json
+++ b/resources/definitions/bibo2_dual.def.json
@@ -85,10 +85,10 @@
             "default_value": 2
         },
         "prime_tower_position_x": {
-            "default_value": 50
+            "value": "50"
         },
         "prime_tower_position_y": {
-            "default_value": 50
+            "value": "50"
         }
     }
 }