diff --git a/src/core/types/workspace.ts b/src/core/types/workspace.ts
index 5a9e0c1c7ca5..ffad76fb48a2 100644
--- a/src/core/types/workspace.ts
+++ b/src/core/types/workspace.ts
@@ -12,7 +12,6 @@ export interface WorkspaceAttribute {
   icon?: string;
   reserved?: boolean;
   defaultVISTheme?: string;
-  reserved?: boolean;
 }
 
 export interface WorkspaceObject extends WorkspaceAttribute {