diff --git a/src/compiler/diagnosticMessages.json b/src/compiler/diagnosticMessages.json
index 7f686076f1824..d620376f3602b 100644
--- a/src/compiler/diagnosticMessages.json
+++ b/src/compiler/diagnosticMessages.json
@@ -8322,10 +8322,6 @@
         "category": "Error",
         "code": 18029
     },
-    "An optional chain cannot contain private identifiers.": {
-        "category": "Error",
-        "code": 18030
-    },
     "The intersection '{0}' was reduced to 'never' because property '{1}' has conflicting types in some constituents.": {
         "category": "Error",
         "code": 18031
diff --git a/src/compiler/parser.ts b/src/compiler/parser.ts
index 59ad1f030220f..71fc00c185cea 100644
--- a/src/compiler/parser.ts
+++ b/src/compiler/parser.ts
@@ -159,7 +159,6 @@ import {
     isMetaProperty,
     isModifierKind,
     isNonNullExpression,
-    isPrivateIdentifier,
     isSetAccessorDeclaration,
     isStringOrNumericLiteralLike,
     isTaggedTemplateExpression,
@@ -6405,9 +6404,6 @@ namespace Parser {
         const propertyAccess = isOptionalChain ?
             factoryCreatePropertyAccessChain(expression, questionDotToken, name) :
             factoryCreatePropertyAccessExpression(expression, name);
-        if (isOptionalChain && isPrivateIdentifier(propertyAccess.name)) {
-            parseErrorAtRange(propertyAccess.name, Diagnostics.An_optional_chain_cannot_contain_private_identifiers);
-        }
         if (isExpressionWithTypeArguments(expression) && expression.typeArguments) {
             const pos = expression.typeArguments.pos - 1;
             const end = skipTrivia(sourceText, expression.typeArguments.end) + 1;
diff --git a/tests/baselines/reference/privateIdentifierChain.1.errors.txt b/tests/baselines/reference/privateIdentifierChain.1.errors.txt
deleted file mode 100644
index f39beb93eda6c..0000000000000
--- a/tests/baselines/reference/privateIdentifierChain.1.errors.txt
+++ /dev/null
@@ -1,28 +0,0 @@
-privateIdentifierChain.1.ts(8,15): error TS18030: An optional chain cannot contain private identifiers.
-privateIdentifierChain.1.ts(9,9): error TS2532: Object is possibly 'undefined'.
-privateIdentifierChain.1.ts(9,17): error TS18030: An optional chain cannot contain private identifiers.
-privateIdentifierChain.1.ts(10,22): error TS18030: An optional chain cannot contain private identifiers.
-
-
-==== privateIdentifierChain.1.ts (4 errors) ====
-    class A {
-        a?: A
-        #b?: A;
-        getA(): A {
-            return new A();
-        }
-        constructor() {
-            this?.#b;           // Error
-                  ~~
-!!! error TS18030: An optional chain cannot contain private identifiers.
-            this?.a.#b;         // Error
-            ~~~~~~~
-!!! error TS2532: Object is possibly 'undefined'.
-                    ~~
-!!! error TS18030: An optional chain cannot contain private identifiers.
-            this?.getA().#b;    // Error
-                         ~~
-!!! error TS18030: An optional chain cannot contain private identifiers.
-        }
-    }
-    
\ No newline at end of file
diff --git a/tests/baselines/reference/privateIdentifierChain.1.js b/tests/baselines/reference/privateIdentifierChain.1.js
index 37e85cb1096c7..1ea67a244b7b6 100644
--- a/tests/baselines/reference/privateIdentifierChain.1.js
+++ b/tests/baselines/reference/privateIdentifierChain.1.js
@@ -8,9 +8,11 @@ class A {
         return new A();
     }
     constructor() {
-        this?.#b;           // Error
-        this?.a.#b;         // Error
-        this?.getA().#b;    // Error
+        this.a = this;
+        // None of these should error
+        this?.#b;
+        this?.a.#b;
+        this?.getA().#b;
     }
 }
 
@@ -23,8 +25,10 @@ class A {
         return new A();
     }
     constructor() {
-        this?.#b; // Error
-        this?.a.#b; // Error
-        this?.getA().#b; // Error
+        this.a = this;
+        // None of these should error
+        this?.#b;
+        this?.a.#b;
+        this?.getA().#b;
     }
 }
diff --git a/tests/baselines/reference/privateIdentifierChain.1.symbols b/tests/baselines/reference/privateIdentifierChain.1.symbols
index 018ca51f62f21..3a5fb46551aec 100644
--- a/tests/baselines/reference/privateIdentifierChain.1.symbols
+++ b/tests/baselines/reference/privateIdentifierChain.1.symbols
@@ -20,17 +20,24 @@ class A {
 >A : Symbol(A, Decl(privateIdentifierChain.1.ts, 0, 0))
     }
     constructor() {
-        this?.#b;           // Error
+        this.a = this;
+>this.a : Symbol(A.a, Decl(privateIdentifierChain.1.ts, 0, 9))
+>this : Symbol(A, Decl(privateIdentifierChain.1.ts, 0, 0))
+>a : Symbol(A.a, Decl(privateIdentifierChain.1.ts, 0, 9))
+>this : Symbol(A, Decl(privateIdentifierChain.1.ts, 0, 0))
+
+        // None of these should error
+        this?.#b;
 >this?.#b : Symbol(A.#b, Decl(privateIdentifierChain.1.ts, 1, 9))
 >this : Symbol(A, Decl(privateIdentifierChain.1.ts, 0, 0))
 
-        this?.a.#b;         // Error
+        this?.a.#b;
 >this?.a.#b : Symbol(A.#b, Decl(privateIdentifierChain.1.ts, 1, 9))
 >this?.a : Symbol(A.a, Decl(privateIdentifierChain.1.ts, 0, 9))
 >this : Symbol(A, Decl(privateIdentifierChain.1.ts, 0, 0))
 >a : Symbol(A.a, Decl(privateIdentifierChain.1.ts, 0, 9))
 
-        this?.getA().#b;    // Error
+        this?.getA().#b;
 >this?.getA().#b : Symbol(A.#b, Decl(privateIdentifierChain.1.ts, 1, 9))
 >this?.getA : Symbol(A.getA, Decl(privateIdentifierChain.1.ts, 2, 11))
 >this : Symbol(A, Decl(privateIdentifierChain.1.ts, 0, 0))
diff --git a/tests/baselines/reference/privateIdentifierChain.1.types b/tests/baselines/reference/privateIdentifierChain.1.types
index 70827d3bcbc0c..3a7b58bae956f 100644
--- a/tests/baselines/reference/privateIdentifierChain.1.types
+++ b/tests/baselines/reference/privateIdentifierChain.1.types
@@ -24,23 +24,36 @@ class A {
 >  : ^^^^^^^^
     }
     constructor() {
-        this?.#b;           // Error
+        this.a = this;
+>this.a = this : this
+>              : ^^^^
+>this.a : A | undefined
+>       : ^^^^^^^^^^^^^
+>this : this
+>     : ^^^^
+>a : A | undefined
+>  : ^^^^^^^^^^^^^
+>this : this
+>     : ^^^^
+
+        // None of these should error
+        this?.#b;
 >this?.#b : A | undefined
 >         : ^^^^^^^^^^^^^
 >this : this
 >     : ^^^^
 
-        this?.a.#b;         // Error
+        this?.a.#b;
 >this?.a.#b : A | undefined
 >           : ^^^^^^^^^^^^^
->this?.a : A | undefined
->        : ^^^^^^^^^^^^^
+>this?.a : A
+>        : ^
 >this : this
 >     : ^^^^
->a : A | undefined
->  : ^^^^^^^^^^^^^
+>a : A
+>  : ^
 
-        this?.getA().#b;    // Error
+        this?.getA().#b;
 >this?.getA().#b : A | undefined
 >                : ^^^^^^^^^^^^^
 >this?.getA() : A
diff --git a/tests/baselines/reference/privateNameUncheckedJsOptionalChain.errors.txt b/tests/baselines/reference/privateNameUncheckedJsOptionalChain.errors.txt
deleted file mode 100644
index 13327c6a0151c..0000000000000
--- a/tests/baselines/reference/privateNameUncheckedJsOptionalChain.errors.txt
+++ /dev/null
@@ -1,17 +0,0 @@
-privateNameUncheckedJsOptionalChain.js(4,15): error TS18030: An optional chain cannot contain private identifiers.
-privateNameUncheckedJsOptionalChain.js(5,15): error TS18030: An optional chain cannot contain private identifiers.
-
-
-==== privateNameUncheckedJsOptionalChain.js (2 errors) ====
-    class C {
-        #bar;
-        constructor () {
-            this?.#foo;
-                  ~~~~
-!!! error TS18030: An optional chain cannot contain private identifiers.
-            this?.#bar;
-                  ~~~~
-!!! error TS18030: An optional chain cannot contain private identifiers.
-        }
-    }
-    
\ No newline at end of file
diff --git a/tests/baselines/reference/privateNameUncheckedJsOptionalChain.types b/tests/baselines/reference/privateNameUncheckedJsOptionalChain.types
index cea9ea7054bd5..9dfc318ecca2b 100644
--- a/tests/baselines/reference/privateNameUncheckedJsOptionalChain.types
+++ b/tests/baselines/reference/privateNameUncheckedJsOptionalChain.types
@@ -7,18 +7,15 @@ class C {
 
     #bar;
 >#bar : any
->     : ^^^
 
     constructor () {
         this?.#foo;
->this?.#foo : any
->           : ^^^
+>this?.#foo : error
 >this : this
 >     : ^^^^
 
         this?.#bar;
 >this?.#bar : any
->           : ^^^
 >this : this
 >     : ^^^^
     }
diff --git a/tests/cases/conformance/expressions/optionalChaining/privateIdentifierChain/privateIdentifierChain.1.ts b/tests/cases/conformance/expressions/optionalChaining/privateIdentifierChain/privateIdentifierChain.1.ts
index e98eeba739d5a..047da6bf55ff6 100644
--- a/tests/cases/conformance/expressions/optionalChaining/privateIdentifierChain/privateIdentifierChain.1.ts
+++ b/tests/cases/conformance/expressions/optionalChaining/privateIdentifierChain/privateIdentifierChain.1.ts
@@ -9,8 +9,10 @@ class A {
         return new A();
     }
     constructor() {
-        this?.#b;           // Error
-        this?.a.#b;         // Error
-        this?.getA().#b;    // Error
+        this.a = this;
+        // None of these should error
+        this?.#b;
+        this?.a.#b;
+        this?.getA().#b;
     }
 }