diff --git a/build/builtInExtensions.json b/build/builtInExtensions.json
index 47480f23670f506206f594332deb84cd41b6b111..b718bdd60e545af204173cef555b4cd8212f689d 100644
--- a/build/builtInExtensions.json
+++ b/build/builtInExtensions.json
@@ -46,7 +46,7 @@
 	},
 	{
 		"name": "ms-vscode.js-debug-nightly",
-		"version": "latest",
+		"version": "2020.1.33183",
 		"forQualities": ["insider"],
 		"repo": "https://github.com/Microsoft/vscode-js-debug",
 		"metadata": {