diff --git a/app/src/protyle/export/index.ts b/app/src/protyle/export/index.ts
index ca00e89e7..42ee4b2c4 100644
--- a/app/src/protyle/export/index.ts
+++ b/app/src/protyle/export/index.ts
@@ -422,6 +422,7 @@ const renderPDF = async (id: string) => {
           config: {
             appearance: { mode: 0, codeBlockThemeDark: "${window.siyuan.config.appearance.codeBlockThemeDark}", codeBlockThemeLight: "${window.siyuan.config.appearance.codeBlockThemeLight}" },
             editor: { 
+              allowHTMLBLockScript: ${window.siyuan.config.editor.allowHTMLBLockScript},
               fontSize: ${window.siyuan.config.editor.fontSize},
               codeLineWrap: true,
               codeLigatures: ${window.siyuan.config.editor.codeLigatures},