diff --git a/src/renderer/components/Preview.vue b/src/renderer/components/Preview.vue
index 9860b226..f4033651 100644
--- a/src/renderer/components/Preview.vue
+++ b/src/renderer/components/Preview.vue
@@ -177,7 +177,7 @@ export default defineComponent({
       }
 
       const startTime = performance.now()
-      renderEnv = { source: content, file: currentFile.value, renderCount: renderCount++ }
+      renderEnv = { tokens: [], source: content, file: currentFile.value, renderCount: renderCount++ }
       try {
         renderContent.value = markdown.render(content, renderEnv)
       } catch (error: any) {
diff --git a/src/renderer/plugins/copy-content.tsx b/src/renderer/plugins/copy-content.tsx
index 0f4d2cb2..7e06412e 100644
--- a/src/renderer/plugins/copy-content.tsx
+++ b/src/renderer/plugins/copy-content.tsx
@@ -54,12 +54,11 @@ export default {
       }
 
       const processImg = async (tokens: Token[]) => {
-        for (let token of tokens) {
+        for (const token of tokens) {
           if (token.children) {
             await processImg(token.children)
           }
 
-
           if (token.tag === 'img' && token.attrGet(ctx.constant.DOM_ATTR_NAME.LOCAL_IMAGE)) {
             const srcAttr = token.attrGet('src')
             const originSrc = token.attrGet(ctx.constant.DOM_ATTR_NAME.ORIGIN_SRC)