diff --git a/java/java.lsp.server/vscode/package.json b/java/java.lsp.server/vscode/package.json
index 5143c734e67f..8753f2b4a6b9 100644
--- a/java/java.lsp.server/vscode/package.json
+++ b/java/java.lsp.server/vscode/package.json
@@ -32,6 +32,15 @@
 	],
 	"main": "./out/extension.js",
 	"contributes": {
+		"languages": [
+			{
+				"id": "javascript",
+				"mimetypes": [
+					"text/javascript",
+					"application/javascript"
+				]
+			}
+		],
 		"configuration": {
 			"title": "Java",
 			"properties": {