diff --git a/server/src/sql-tools/types.ts b/server/src/sql-tools/types.ts
index aea1288f3d..22bdf7d7a6 100644
--- a/server/src/sql-tools/types.ts
+++ b/server/src/sql-tools/types.ts
@@ -252,7 +252,7 @@ export enum DatabaseActionType {
   SET_DEFAULT = 'SET DEFAULT',
 }
 
-export type ColumnStorage = 'default' | 'external' | 'extended' | 'main' | 'default';
+export type ColumnStorage = 'default' | 'external' | 'extended' | 'main';
 
 export type ColumnType =
   | 'bigint'