diff --git a/dnet-ariadneplus-graphdb-publisher/pom.xml b/dnet-ariadneplus-graphdb-publisher/pom.xml
index 6e0d310..fbfcb7b 100644
--- a/dnet-ariadneplus-graphdb-publisher/pom.xml
+++ b/dnet-ariadneplus-graphdb-publisher/pom.xml
@@ -10,7 +10,7 @@
 	<groupId>eu.dnetlib</groupId>
 	<artifactId>dnet-ariadneplus-graphdb-publisher</artifactId>
 	<packaging>jar</packaging>
-	<version>3.0.0-SNAPSHOT</version>
+	<version>3.1.0-SNAPSHOT</version>
 	<scm>
 		<developerConnection>scm:svn:https://svn.driver.research-infrastructures.eu/driver/dnet50/modules/dnet-ariadneplus-graphdb-publisher/trunk</developerConnection>
 		<url>https://github.com/spring-projects/spring-boot/spring-boot-starter-parent/dnet-ariadneplus-graphdb-publisher</url>
@@ -99,7 +99,7 @@
 		<dependency>
 		   <groupId>com.ontotext.graphdb</groupId>
 		   <artifactId>graphdb-free-runtime</artifactId>
-		   <version>9.0.0</version>
+		   <version>9.8.0</version>
 		 </dependency>
 		  <dependency>
               <groupId>com.google.code.gson</groupId>
diff --git a/dnet-ariadneplus-graphdb-publisher/src/main/java/eu/dnetlib/ariadneplus/publisher/AriadnePlusPublisherController.java b/dnet-ariadneplus-graphdb-publisher/src/main/java/eu/dnetlib/ariadneplus/publisher/AriadnePlusPublisherController.java
index 37bd0a5..0524a35 100644
--- a/dnet-ariadneplus-graphdb-publisher/src/main/java/eu/dnetlib/ariadneplus/publisher/AriadnePlusPublisherController.java
+++ b/dnet-ariadneplus-graphdb-publisher/src/main/java/eu/dnetlib/ariadneplus/publisher/AriadnePlusPublisherController.java
@@ -26,7 +26,7 @@ public class AriadnePlusPublisherController {
 
 	@RequestMapping(value = "/version", method = RequestMethod.GET)
 	public String version() throws AriadnePlusPublisherException {
-		return "3.0.0-SNAPSHOT";
+		return "3.1.0-SNAPSHOT";
 	}
 	
 	@RequestMapping(value = "/publish", method = RequestMethod.POST)