diff --git a/pom.xml b/pom.xml
index 00e0b57..340888d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,61 +29,61 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>${logback.version}</version>
+            <version>1.3.15</version>
         </dependency>
 
         <dependency>
             <groupId>com.vdurmont</groupId>
             <artifactId>emoji-java</artifactId>
-            <version>${emoji-java.version}</version>
+            <version>3.1.3</version>
         </dependency>
 
         <dependency>
             <groupId>com.opencsv</groupId>
             <artifactId>opencsv</artifactId>
-            <version>${opencsv.version}</version>
+            <version>3.9</version>
         </dependency>
 
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>${mysql-connector-java.version}</version>
+            <version>8.0.31</version>
         </dependency>
              
         <dependency>
             <groupId>com.microsoft.sqlserver</groupId>
             <artifactId>mssql-jdbc</artifactId>
-            <version>${mssql-jdbc.version}</version>
+            <version>8.4.1.jre14</version>
         </dependency>
 
         <dependency>
             <groupId>org.dom4j</groupId>
             <artifactId>dom4j</artifactId>
-            <version>${dom4j.version}</version>
+            <version>2.1.3</version>
         </dependency>
 
         <dependency>
             <groupId>org.springframework.security</groupId>
             <artifactId>spring-security-core</artifactId>
-            <version>${spring-security-core.version}</version>
+            <version>5.8.16</version>
         </dependency>
 
         <dependency>
             <groupId>jaxen</groupId>
             <artifactId>jaxen</artifactId>
-            <version>${jaxen.version}</version>
+            <version>2.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>saxpath</groupId>
             <artifactId>saxpath</artifactId>
-            <version>${saxpath.version}</version>
+            <version>1.0-FCS</version>
         </dependency>
 
         <dependency>
             <groupId>com.belerweb</groupId>
             <artifactId>pinyin4j</artifactId>
-            <version>${pinyin4j.version}</version>
+            <version>2.5.1</version>
         </dependency>
 
     </dependencies>