diff --git a/packages/ast-spec/src/token/PunctuatorToken/spec.ts b/packages/ast-spec/src/token/PunctuatorToken/spec.ts
index 39b9507348c2..9b1e7c435c6e 100644
--- a/packages/ast-spec/src/token/PunctuatorToken/spec.ts
+++ b/packages/ast-spec/src/token/PunctuatorToken/spec.ts
@@ -3,4 +3,18 @@ import type { BaseToken } from '../../base/BaseToken';
 
 export interface PunctuatorToken extends BaseToken {
   type: AST_TOKEN_TYPES.Punctuator;
+  value:
+    | ','
+    | ';'
+    | ':'
+    | '!'
+    | '?.'
+    | '?'
+    | '('
+    | ')'
+    | '['
+    | ']'
+    | '{'
+    | '}'
+    | '=';
 }