diff --git a/extensions/markdown/src/previewContentProvider.ts b/extensions/markdown/src/previewContentProvider.ts
index 1d44e816bbb..5e4c84f8b04 100644
--- a/extensions/markdown/src/previewContentProvider.ts
+++ b/extensions/markdown/src/previewContentProvider.ts
@@ -30,7 +30,7 @@ export class MDDocumentContentProvider implements vscode.TextDocumentContentProv
 	}
 
 	private getMediaPath(mediaFile: string): string {
-		return this.context.asAbsolutePath(path.join('media', mediaFile));
+		return vscode.Uri.file(this.context.asAbsolutePath(path.join('media', mediaFile))).toString();
 	}
 
 	private isAbsolute(p: string): boolean {