diff --git a/axonivy-express/pom.xml b/axonivy-express/pom.xml
index a4867c5..3c2421c 100644
--- a/axonivy-express/pom.xml
+++ b/axonivy-express/pom.xml
@@ -9,13 +9,12 @@
   <properties>
     <ivy.engine.version>11.2.0</ivy.engine.version>
     <build.plugin.version>11.1.0</build.plugin.version>
-	  <portal.version>9.1.0.0-SNAPSHOT</portal.version>
   </properties>
   <dependencies>
     <dependency>
       <groupId>com.axonivy.portal</groupId>
       <artifactId>portal</artifactId>
-      <version>${portal.version}</version>
+      <version>9.1.0.0-SNAPSHOT</version>
       <type>iar</type>
     </dependency>
   </dependencies>