diff --git a/packages/babel-parser/src/parser/expression.js b/packages/babel-parser/src/parser/expression.js
index 285787f12b..49cd37faf3 100644
--- a/packages/babel-parser/src/parser/expression.js
+++ b/packages/babel-parser/src/parser/expression.js
@@ -2118,7 +2118,7 @@ export default class ExpressionParser extends LValParser {
   // had before the function was called.
 
   withTopicPermittingContext<T>(callback: () => T): T {
-    const outerContextTopicState = this.readTopicContextState();
+    const outerContextTopicState = this.state.topicContextState;
     this.state.topicContextState = {
       // Enable the use of the primary topic reference.
       maxNumOfResolvableTopics: 1,
@@ -2140,7 +2140,7 @@ export default class ExpressionParser extends LValParser {
   // had before the function was called.
 
   withTopicForbiddingContext<T>(callback: () => T): T {
-    const outerContextTopicState = this.readTopicContextState();
+    const outerContextTopicState = this.state.topicContextState;
     this.state.topicContextState = {
       // Disable the use of the primary topic reference.
       maxNumOfResolvableTopics: 0,
@@ -2154,10 +2154,6 @@ export default class ExpressionParser extends LValParser {
     return callbackResult;
   }
 
-  readTopicContextState(): tt.TopicContextState {
-    return this.state.topicContextState;
-  }
-
   // Register the use of a primary topic reference (`#`) within the current
   // topic context.
   registerTopicReference(): void {