Add 'gridgain.agent.ver' property to pom.xml.
diff --git a/pom.xml b/pom.xml
index 58f87ab..e0a2b53 100644
--- a/pom.xml
+++ b/pom.xml
@@ -76,6 +76,7 @@
 
         <!-- Versions. -->
         <ignite.ver>2.8.1</ignite.ver>
+        <gridgain.agent.ver>2.8.1.0</gridgain.agent.ver>
         <scala.plugin.ver>4.3.1</scala.plugin.ver>
         <log4j.ver>2.12.0</log4j.ver>
         <scala.ver>${scala.base}.11</scala.ver>
@@ -596,7 +597,7 @@
                 <dependency>
                     <groupId>org.gridgain</groupId>
                     <artifactId>gridgain-control-center-agent</artifactId>
-                    <version>2.8.1.0</version>
+                    <version>${gridgain.agent.ver}</version>
                 </dependency>
             </dependencies>
         </profile>