diff --git a/src/compiler/types.ts b/src/compiler/types.ts
index 6c48fc90f0e..75e1cb05bc9 100644
--- a/src/compiler/types.ts
+++ b/src/compiler/types.ts
@@ -766,7 +766,6 @@ namespace ts {
     export interface SpreadAssignment extends ObjectLiteralElement {
         parent: ObjectLiteralExpression;
         kind: SyntaxKind.SpreadAssignment;
-        parent?: ObjectLiteralExpression;
         expression: Expression;
     }