diff --git a/extensions/markdown-language-features/src/util/links.ts b/extensions/markdown-language-features/src/util/links.ts
index 1afcbff83bd3d9d43f43847d7fd5f2b1ad4afc19..a512262698ce13a2ccd2b4a631e031b8257b4193 100644
--- a/extensions/markdown-language-features/src/util/links.ts
+++ b/extensions/markdown-language-features/src/util/links.ts
@@ -5,7 +5,7 @@
 
 import * as vscode from 'vscode';
 
-const knownSchemes = ['http:', 'https:', 'file:', 'mailto:', 'data:', 'vscode-resource:'];
+const knownSchemes = ['http:', 'https:', 'file:', 'mailto:', 'data:', 'vscode:', 'vscode-insiders:', 'vscode-resource:'];
 
 export function getUriForLinkWithKnownExternalScheme(
 	link: string,
@@ -15,4 +15,4 @@ export function getUriForLinkWithKnownExternalScheme(
 	}
 
 	return undefined;
-}
\ No newline at end of file
+}