diff --git a/src/BIMDataSmartComponents/BIMDataFileManager/BIMDataFileManager.vue b/src/BIMDataSmartComponents/BIMDataFileManager/BIMDataFileManager.vue
index 100edf7b..2a1f28ae 100644
--- a/src/BIMDataSmartComponents/BIMDataFileManager/BIMDataFileManager.vue
+++ b/src/BIMDataSmartComponents/BIMDataFileManager/BIMDataFileManager.vue
@@ -374,7 +374,7 @@ export default {
   },
   methods: {
     isDisabled(file) {
-      const extensionMatch = file.name.match(/\.(\w+$)/);
+      const extensionMatch = file.file_name.match(/\.(\w+$)/);
       const fileExtension = extensionMatch && extensionMatch[1];
 
       return (