diff --git a/pom.xml b/pom.xml
index 0087b1b..841f38c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,20 +18,20 @@
         <dependency>
             <groupId>org.apache.kafka</groupId>
             <artifactId>connect-api</artifactId>
-            <version>${kafka.version}</version>
+            <version>3.9.1</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>${junit.version}</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.slf4j/slf4j-log4j12 -->
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-log4j12</artifactId>
-            <version>1.7.25</version>
+            <version>1.7.34</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/com.mashape.unirest/unirest-java -->
         <dependency>