diff --git a/pom.xml b/pom.xml
index b59ee07..dffb97e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,44 +43,44 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>${postgresql.version}</version>
+            <version>42.7.3</version>
         </dependency>
 
         <dependency>
             <groupId>org.liquibase</groupId>
             <artifactId>liquibase-core</artifactId>
-            <version>${liquibase.version}</version>
+            <version>4.27.0</version>
         </dependency>
 
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
             <optional>true</optional>
-            <version>${lombok.version}</version>
+            <version>1.18.32</version>
         </dependency>
 
         <dependency>
             <groupId>org.springframework.kafka</groupId>
             <artifactId>spring-kafka</artifactId>
-            <version>${spring-kafka.version}</version>
+            <version>4.0.0-M2</version>
         </dependency>
 
         <dependency>
             <groupId>io.projectreactor.kafka</groupId>
             <artifactId>reactor-kafka</artifactId>
-            <version>${reactor-kafka.version}</version>
+            <version>1.3.22</version>
         </dependency>
 
         <dependency>
             <groupId>com.jcabi</groupId>
             <artifactId>jcabi-xml</artifactId>
-            <version>${xml.version}</version>
+            <version>0.29.0</version>
         </dependency>
 
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>${gson.version}</version>
+            <version>2.10.1</version>
         </dependency>
     </dependencies>