diff --git a/tests/baselines/reference/api/tsserverlibrary.d.ts b/tests/baselines/reference/api/tsserverlibrary.d.ts
index 80295d04001..4bec3534e9b 100644
--- a/tests/baselines/reference/api/tsserverlibrary.d.ts
+++ b/tests/baselines/reference/api/tsserverlibrary.d.ts
@@ -979,6 +979,7 @@ declare namespace ts {
     export type AssignmentOperator = SyntaxKind.EqualsToken | CompoundAssignmentOperator;
     export type AssignmentOperatorOrHigher = SyntaxKind.QuestionQuestionToken | LogicalOperatorOrHigher | AssignmentOperator;
     export type BinaryOperator = AssignmentOperatorOrHigher | SyntaxKind.CommaToken;
+    export type LogicalOrCoalescingAssignmentOperator = SyntaxKind.AmpersandAmpersandEqualsToken | SyntaxKind.BarBarEqualsToken | SyntaxKind.QuestionQuestionEqualsToken;
     export type BinaryOperatorToken = Token<BinaryOperator>;
     export interface BinaryExpression extends Expression, Declaration {
         kind: SyntaxKind.BinaryExpression;
diff --git a/tests/baselines/reference/api/typescript.d.ts b/tests/baselines/reference/api/typescript.d.ts
index 309cd7088c2..f163a5f4ee3 100644
--- a/tests/baselines/reference/api/typescript.d.ts
+++ b/tests/baselines/reference/api/typescript.d.ts
@@ -979,6 +979,7 @@ declare namespace ts {
     export type AssignmentOperator = SyntaxKind.EqualsToken | CompoundAssignmentOperator;
     export type AssignmentOperatorOrHigher = SyntaxKind.QuestionQuestionToken | LogicalOperatorOrHigher | AssignmentOperator;
     export type BinaryOperator = AssignmentOperatorOrHigher | SyntaxKind.CommaToken;
+    export type LogicalOrCoalescingAssignmentOperator = SyntaxKind.AmpersandAmpersandEqualsToken | SyntaxKind.BarBarEqualsToken | SyntaxKind.QuestionQuestionEqualsToken;
     export type BinaryOperatorToken = Token<BinaryOperator>;
     export interface BinaryExpression extends Expression, Declaration {
         kind: SyntaxKind.BinaryExpression;