diff --git a/frontend/src/common/js/utils.js b/frontend/src/common/js/utils.js
index d2946f13e3..7046940079 100644
--- a/frontend/src/common/js/utils.js
+++ b/frontend/src/common/js/utils.js
@@ -271,7 +271,7 @@ export function exportPdf(name, canvasList) {
       let blankHeight = a4Height - currentHeight;
 
       if (leftHeight > blankHeight) {
-        if (blankHeight < 200) {
+        if (blankHeight < 300) {
           pdf.addPage();
           currentHeight = 0;
         }
@@ -285,10 +285,10 @@ export function exportPdf(name, canvasList) {
           leftHeight -= occupation;
           position -= occupation;
           //避免添加空白页
-          // if (leftHeight > 0) {
-          // pdf.addPage();
-          // currentHeight = 0;
-          // }
+          if (leftHeight > 0) {
+            pdf.addPage();
+            currentHeight = 0;
+          }
         }
       } else {
         pdf.addImage(pageData, 'JPEG', 0, currentHeight, imgWidth, imgHeight);