diff --git a/pom.xml b/pom.xml
index 1407329..b94de17 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,39 +25,39 @@
         <dependency>
             <groupId>dnsjava</groupId>
             <artifactId>dnsjava</artifactId>
-            <version>${dnsjava.version}</version>
+            <version>3.6.0</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
-            <version>${org.apache.commons.version}</version>
+            <version>3.12.0</version>
         </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
-            <version>${org.projectlombok.version}</version>
+            <version>1.18.18</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>cn.hutool</groupId>
             <artifactId>hutool-core</artifactId>
-            <version>${cn.hutool.version}</version>
+            <version>5.8.25</version>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>${logback.version}</version>
+            <version>1.3.15</version>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
-            <version>${logback.version}</version>
+            <version>1.3.15</version>
         </dependency>
         <!-- log-->
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>${org.slf4j.version}</version>
+            <version>1.7.36</version>
         </dependency>
     </dependencies>