diff --git a/app/src/editor/openLink.ts b/app/src/editor/openLink.ts
index 327f1a4aa..29eee6a52 100644
--- a/app/src/editor/openLink.ts
+++ b/app/src/editor/openLink.ts
@@ -26,8 +26,10 @@ export const openLink = (protyle: IProtyle, aLink: string, event?: MouseEvent, c
     /// #else
     if (isLocalPath(linkAddress)) {
         if (Constants.SIYUAN_ASSETS_EXTS.includes(pathPosix().extname(linkAddress)) &&
-            (!linkAddress.endsWith(".pdf") ||
-                (linkAddress.endsWith(".pdf") && !linkAddress.startsWith("file://")))
+            (
+                !linkAddress.endsWith(".pdf") ||
+                (linkAddress.endsWith(".pdf") && linkAddress.startsWith("assets/"))
+            )
         ) {
             if (event && event.altKey) {
                 openAsset(protyle.app, linkAddress, pdfParams);