diff --git a/pom.xml b/pom.xml
index d408e1c21497e2297199fce436152406a78673bc..81845de5818a02448faf5b746e58409ec38e11d4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,18 +21,33 @@
 		<java.version>1.8</java.version>
 		<commons.fileupload.version>1.3.3</commons.fileupload.version>
 		<commons.io.version>2.7</commons.io.version>
+		<mybatis-spring.version>1.3.2</mybatis-spring.version>
+		<knife4j-spring.version>2.0.7</knife4j-spring.version>
+		<fastjson.version>1.2.68</fastjson.version>
+		<pagehelper-spring.version>1.2.5</pagehelper-spring.version>
+		<druid-spring.version>1.2.6</druid-spring.version>
+		<shiro-spring.version>1.7.0</shiro-spring.version>
+		<thymeleaf-extras-shiro.version>2.0.0</thymeleaf-extras-shiro.version>
+		<commons-lang.version>2.4</commons-lang.version>
+		<hutool-all.version>4.1.12</hutool-all.version>
+		<velocity.version>1.7</velocity.version>
+		<commons-configuration.version>1.10</commons-configuration.version>
+		<mail.version>1.4.7</mail.version>
+		<easy-captcha.version>1.6.2</easy-captcha.version>
+		<aws-java-sdk-s3.version>1.11.543</aws-java-sdk-s3.version>
+		<mybatis-generator-maven-plugin.version>1.3.7</mybatis-generator-maven-plugin.version>
 	</properties>
 
     <!-- https://mvnrepository.com/ 查找jar网站 -->
 	<dependencies>
-	
 		<dependency>
 		    <groupId>org.springframework.boot</groupId>
 		    <artifactId>spring-boot-starter-data-redis</artifactId>
 		</dependency>
+
 		<dependency>
-		  <groupId>org.apache.commons</groupId>
-		  <artifactId>commons-pool2</artifactId>
+		  	<groupId>org.apache.commons</groupId>
+		  	<artifactId>commons-pool2</artifactId>
 		</dependency>
 		
 		<!-- SpringBoot Web容器 -->
@@ -44,7 +59,7 @@
 		<dependency>
 			<groupId>org.mybatis.spring.boot</groupId>
 			<artifactId>mybatis-spring-boot-starter</artifactId>
-			<version>1.3.2</version>
+			<version>${mybatis-spring.version}</version>
 		</dependency>
 		<!-- SpringBoot 测试 -->
 		<dependency>
@@ -56,7 +71,7 @@
 		<dependency>
 		    <groupId>com.github.xiaoymin</groupId>
 		    <artifactId>knife4j-spring-boot-starter</artifactId>
-		    <version>2.0.7</version>
+		    <version>${knife4j-spring.version}</version>
 		</dependency>
 		<!--GSON -->
 		<dependency>
@@ -67,13 +82,13 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.68</version>
+            <version>${fastjson.version}</version>
         </dependency>
 		<!-- pageHelper -->
 		<dependency>
 			<groupId>com.github.pagehelper</groupId>
 			<artifactId>pagehelper-spring-boot-starter</artifactId>
-			<version>1.2.5</version>
+			<version>${pagehelper-spring.version}</version>
 		</dependency>
 		<!-- mysql驱动7.0-->
 		<dependency>
@@ -93,13 +108,13 @@
 		<dependency>
 			<groupId>com.alibaba</groupId>
 			<artifactId>druid-spring-boot-starter</artifactId>
-			<version>1.2.6</version>
+			<version>${druid-spring.version}</version>
 		</dependency>
 		<!-- shiro权限 -->
 		<dependency>
 			<groupId>org.apache.shiro</groupId>
 			<artifactId>shiro-spring</artifactId>
-			<version>1.7.0</version>
+			<version>${shiro-spring.version}</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
@@ -109,7 +124,7 @@
 		<dependency>
 			<groupId>com.github.theborakompanioni</groupId>
 			<artifactId>thymeleaf-extras-shiro</artifactId>
-			<version>2.0.0</version>
+			<version>${thymeleaf-extras-shiro.version}</version>
 		</dependency>
 
 		<!-- thymeleaf模版 -->
@@ -126,7 +141,7 @@
 		<dependency>
 			<groupId>commons-lang</groupId>
 			<artifactId>commons-lang</artifactId>
-			<version>2.4</version>
+			<version>${commons-lang.version}</version>
 		</dependency>
 
 		<!--io常用工具类 -->
@@ -141,9 +156,14 @@
 			<groupId>commons-fileupload</groupId>
 			<artifactId>commons-fileupload</artifactId>
 			<version>${commons.fileupload.version}</version>
+			<exclusions>
+				<exclusion>
+					<artifactId>commons-io</artifactId>
+					<groupId>commons-io</groupId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 
-
 		<!-- 热部署 -->
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
@@ -155,13 +175,19 @@
 		<dependency>
 			<groupId>cn.hutool</groupId>
 			<artifactId>hutool-all</artifactId>
-			<version>4.1.12</version>
+			<version>${hutool-all.version}</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.apache.velocity/velocity -->
 		<dependency>
 		    <groupId>org.apache.velocity</groupId>
 		    <artifactId>velocity</artifactId>
-		    <version>1.7</version>
+		    <version>${velocity.version}</version>
+			<exclusions>
+				<exclusion>
+					<artifactId>commons-collections</artifactId>
+					<groupId>commons-collections</groupId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 		<!-- websocket -->
 		 <dependency>
@@ -172,7 +198,13 @@
 		<dependency>
 			<groupId>commons-configuration</groupId>
 			<artifactId>commons-configuration</artifactId>
-			<version>1.10</version>
+			<version>${commons-configuration.version}</version>
+			<exclusions>
+				<exclusion>
+					<artifactId>commons-lang</artifactId>
+					<groupId>commons-lang</groupId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 
 		<dependency>
@@ -185,7 +217,7 @@
 		<dependency>
 		    <groupId>javax.mail</groupId>
 		    <artifactId>mail</artifactId>
-		    <version>1.4.7</version>
+		    <version>${mail.version}</version>
 		</dependency>
 		<!--quartz依赖-->
 		<dependency>
@@ -199,13 +231,19 @@
 		<dependency>
 		  <groupId>com.github.whvcse</groupId>
 		  <artifactId>easy-captcha</artifactId>
-		  <version>1.6.2</version>
+		  <version>${easy-captcha.version}</version>
 	   </dependency>
 		<!-- 亚马逊aws-s3 -->
 		<dependency>
 			<groupId>com.amazonaws</groupId>
 			<artifactId>aws-java-sdk-s3</artifactId>
-			<version>1.11.543</version>
+			<version>${aws-java-sdk-s3.version}</version>
+			<exclusions>
+				<exclusion>
+					<artifactId>commons-logging</artifactId>
+					<groupId>commons-logging</groupId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 		
 	</dependencies>
@@ -227,7 +265,7 @@
 			<plugin>
 				<groupId>org.mybatis.generator</groupId>
 				<artifactId>mybatis-generator-maven-plugin</artifactId>
-				<version>1.3.7</version>
+				<version>${mybatis-generator-maven-plugin.version}</version>
 				<configuration>
 					<!--允许移动生成的文件 -->
 					<verbose>false</verbose>