@@ -30004,7 +30004,7 @@ namespace ts {
         function checkImportBinding(node: ImportEqualsDeclaration | ImportClause | NamespaceImport | ImportSpecifier) {
             checkCollisionWithRequireExportsInGeneratedCode(node, node.name!);
             checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name!);
-            if (!isInJSFile(node)) {
+            if (!isInJSFile(node) || languageVersion < ScriptTarget.ES2020) {
                 checkAliasSymbol(node);
             }
         }
Original file line number	Diff line number	Diff line change
`@@ -30004,7 +30004,7 @@ namespace ts {`
`30004`	`30004`	`function checkImportBinding(node: ImportEqualsDeclaration \| ImportClause \| NamespaceImport \| ImportSpecifier) {`
`30005`	`30005`	`checkCollisionWithRequireExportsInGeneratedCode(node, node.name!);`
`30006`	`30006`	`checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name!);`
`30007`		`- if (!isInJSFile(node)) {`
	`30007`	`+ if (!isInJSFile(node) \|\| languageVersion < ScriptTarget.ES2020) {`
`30008`	`30008`	`checkAliasSymbol(node);`
`30009`	`30009`	`}`
`30010`	`30010`	`}`