diff --git a/app/src/protyle/export/index.ts b/app/src/protyle/export/index.ts
index e9b8a0513..626ccd2b0 100644
--- a/app/src/protyle/export/index.ts
+++ b/app/src/protyle/export/index.ts
@@ -321,6 +321,7 @@ pre code {
           codeLigatures: ${window.siyuan.config.editor.codeLigatures},
           plantUMLServePath: "${window.siyuan.config.editor.plantUMLServePath}",
           codeSyntaxHighlightLineNum: ${window.siyuan.config.editor.codeSyntaxHighlightLineNum},
+          katexMacros: JSON.stringify(${window.siyuan.config.editor.katexMacros}),
         }
       },
       languages: {copy:"${window.siyuan.languages.copy}"}