diff --git a/pom.xml b/pom.xml
index ba15b44a2..13e66edc7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
         <commons.io.version>2.11.0</commons.io.version>
         <commons.fileupload.version>1.4</commons.fileupload.version>
         <poi.version>4.1.2</poi.version>
-        <velocity.version>1.7</velocity.version>
+        <velocity.version>2.3</velocity.version>
     </properties>
 
     <!-- 依赖声明 -->
@@ -166,14 +166,8 @@
             <!-- velocity代码生成使用模板 -->
             <dependency>
                 <groupId>org.apache.velocity</groupId>
-                <artifactId>velocity</artifactId>
+                <artifactId>velocity-engine-core</artifactId>
                 <version>${velocity.version}</version>
-                <exclusions>
-                    <exclusion>
-                        <groupId>commons-collections</groupId>
-                        <artifactId>commons-collections</artifactId>
-                    </exclusion>
-                </exclusions>
             </dependency>
 
             <!-- 阿里JSON解析器 -->
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
index 0ff856e11..a7d6a65dc 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -429,9 +429,8 @@ public class ExcelUtil<T>
      * @param list 导出数据集合
      * @param sheetName 工作表的名称
      * @return 结果
-     * @throws IOException
      */
-    public void exportExcel(HttpServletResponse response, List<T> list, String sheetName)throws IOException
+    public void exportExcel(HttpServletResponse response, List<T> list, String sheetName)
     {
         exportExcel(response, list, sheetName, StringUtils.EMPTY);
     }
@@ -444,14 +443,13 @@ public class ExcelUtil<T>
      * @param sheetName 工作表的名称
      * @param title 标题
      * @return 结果
-     * @throws IOException
      */
-    public void exportExcel(HttpServletResponse response, List<T> list, String sheetName, String title) throws IOException
+    public void exportExcel(HttpServletResponse response, List<T> list, String sheetName, String title)
     {
         response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
         response.setCharacterEncoding("utf-8");
         this.init(list, sheetName, title, Type.EXPORT);
-        exportExcel(response.getOutputStream());
+        exportExcel(response);
     }
 
     /**
@@ -484,7 +482,7 @@ public class ExcelUtil<T>
      * @param sheetName 工作表的名称
      * @return 结果
      */
-    public void importTemplateExcel(HttpServletResponse response, String sheetName) throws IOException
+    public void importTemplateExcel(HttpServletResponse response, String sheetName)
     {
         importTemplateExcel(response, sheetName, StringUtils.EMPTY);
     }
@@ -496,12 +494,12 @@ public class ExcelUtil<T>
      * @param title 标题
      * @return 结果
      */
-    public void importTemplateExcel(HttpServletResponse response, String sheetName, String title) throws IOException
+    public void importTemplateExcel(HttpServletResponse response, String sheetName, String title)
     {
         response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
         response.setCharacterEncoding("utf-8");
         this.init(null, sheetName, title, Type.IMPORT);
-        exportExcel(response.getOutputStream());
+        exportExcel(response);
     }
 
     /**
@@ -509,12 +507,12 @@ public class ExcelUtil<T>
      * 
      * @return 结果
      */
-    public void exportExcel(OutputStream out)
+    public void exportExcel(HttpServletResponse response)
     {
         try
         {
             writeSheet();
-            wb.write(out);
+            wb.write(response.getOutputStream());
         }
         catch (Exception e)
         {
@@ -523,7 +521,6 @@ public class ExcelUtil<T>
         finally
         {
             IOUtils.closeQuietly(wb);
-            IOUtils.closeQuietly(out);
         }
     }
 
diff --git a/ruoyi-generator/pom.xml b/ruoyi-generator/pom.xml
index 5f7d2df07..5de5cae04 100644
--- a/ruoyi-generator/pom.xml
+++ b/ruoyi-generator/pom.xml
@@ -20,7 +20,7 @@
         <!--velocity代码生成使用模板 -->
         <dependency>
             <groupId>org.apache.velocity</groupId>
-            <artifactId>velocity</artifactId>
+            <artifactId>velocity-engine-core</artifactId>
         </dependency>
 
         <!-- 通用工具-->
diff --git a/ruoyi-generator/src/main/java/com/ruoyi/generator/util/VelocityInitializer.java b/ruoyi-generator/src/main/java/com/ruoyi/generator/util/VelocityInitializer.java
index 4be1eecbb..26456335e 100644
--- a/ruoyi-generator/src/main/java/com/ruoyi/generator/util/VelocityInitializer.java
+++ b/ruoyi-generator/src/main/java/com/ruoyi/generator/util/VelocityInitializer.java
@@ -20,10 +20,9 @@ public class VelocityInitializer
         try
         {
             // 加载classpath目录下的vm文件
-            p.setProperty("file.resource.loader.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
+            p.setProperty("resource.loader.file.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
             // 定义字符集
             p.setProperty(Velocity.INPUT_ENCODING, Constants.UTF8);
-            p.setProperty(Velocity.OUTPUT_ENCODING, Constants.UTF8);
             // 初始化Velocity引擎，指定配置Properties
             Velocity.init(p);
         }
diff --git a/ruoyi-quartz/src/main/java/com/ruoyi/quartz/config/ScheduleConfig.java b/ruoyi-quartz/src/main/java/com/ruoyi/quartz/config/ScheduleConfig.java
index e466ed057..e35eb26e4 100644
--- a/ruoyi-quartz/src/main/java/com/ruoyi/quartz/config/ScheduleConfig.java
+++ b/ruoyi-quartz/src/main/java/com/ruoyi/quartz/config/ScheduleConfig.java
@@ -7,7 +7,7 @@ import javax.sql.DataSource;
 import java.util.Properties;
 
 /**
- * 定时任务配置
+ * 定时任务配置（单机部署建议删除此类和qrtz数据库表，默认走内存会最高效）
  * 
  * @author ruoyi
  */