diff --git a/jodconverter-web/src/main/java/cn/keking/utils/PdfUtils.java b/jodconverter-web/src/main/java/cn/keking/utils/PdfUtils.java
index fcd6fe1b..f2e1886c 100644
--- a/jodconverter-web/src/main/java/cn/keking/utils/PdfUtils.java
+++ b/jodconverter-web/src/main/java/cn/keking/utils/PdfUtils.java
@@ -38,7 +38,7 @@ public class PdfUtils {
         String pdfFolder = pdfName.substring(0, pdfName.length() - 4);
         String urlPrefix = null;
         try {
-            urlPrefix = baseUrl + URLEncoder.encode(URLEncoder.encode(pdfFolder, uriEncoding), uriEncoding);
+            urlPrefix = baseUrl + URLEncoder.encode(URLEncoder.encode(pdfFolder, uriEncoding).replaceAll("\\+", "%20"), uriEncoding);
         } catch (UnsupportedEncodingException e) {
             logger.error("UnsupportedEncodingException", e);
             urlPrefix = baseUrl + pdfFolder;
diff --git a/jodconverter-web/src/main/resources/web/index.ftl b/jodconverter-web/src/main/resources/web/index.ftl
index e3ac0c55..658fe16c 100644
--- a/jodconverter-web/src/main/resources/web/index.ftl
+++ b/jodconverter-web/src/main/resources/web/index.ftl
@@ -195,7 +195,7 @@ window.open('http://127.0.0.1:8012/picturesPreview?urls='+encodeURIComponent(fil
         }).on('pre-body.bs.table', function (e,data) {
             // 每个data添加一列用来操作
             $(data).each(function (index, item) {
-                item.action = "<a class='btn btn-default' target='_blank' href='${baseUrl}onlinePreview?url="+ encodeURIComponent('${baseUrl}' + item.fileName ) +"'>预览</a>" +
+                item.action = "<a class='btn btn-default' target='_blank' href='${baseUrl}onlinePreview?url="+ encodeURIComponent('${baseUrl}' + encodeURI(item.fileName)) +"'>预览</a>" +
                     "<a class='btn btn-default' href='javascript:void(0);' onclick='deleteFile(\""+item.fileName+"\")'>删除</a>";
             });
             return data;