diff --git a/pom.xml b/pom.xml
index fb80fca2..0751b441 100644
--- a/pom.xml
+++ b/pom.xml
@@ -56,6 +56,8 @@
         <liquibase-hibernate-package>org.gridsuite.voltageinit.server</liquibase-hibernate-package>
         <sonar.organization>gridsuite</sonar.organization>
         <sonar.projectKey>org.gridsuite:voltage-init-server</sonar.projectKey>
+        <!-- FIXME: to be removed at next gridsuite-dependencies upgrade  -->
+        <gridsuite-computation.version>2.0.0</gridsuite-computation.version>
     </properties>
 
     <build>
@@ -182,6 +184,8 @@
         <dependency>
             <groupId>org.gridsuite</groupId>
             <artifactId>gridsuite-computation</artifactId>
+            <!-- FIXME: to be removed at next gridsuite-dependencies upgrade  -->
+            <version>${gridsuite-computation.version}</version>
         </dependency>
         <dependency>
             <groupId>com.powsybl</groupId>
diff --git a/src/main/java/org/gridsuite/voltageinit/server/service/VoltageInitWorkerService.java b/src/main/java/org/gridsuite/voltageinit/server/service/VoltageInitWorkerService.java
index 0dad3a44..a4a792ce 100644
--- a/src/main/java/org/gridsuite/voltageinit/server/service/VoltageInitWorkerService.java
+++ b/src/main/java/org/gridsuite/voltageinit/server/service/VoltageInitWorkerService.java
@@ -117,8 +117,12 @@ private UUID createModificationGroup(OpenReacResult openReacResult, Network netw
     }
 
     @Bean
-    @Override
-    public Consumer<Message<String>> consumeRun() {
+    public Consumer<Message<String>> consumeRun1() {
+        return super.consumeRun();
+    }
+
+    @Bean
+    public Consumer<Message<String>> consumeRun2() {
         return super.consumeRun();
     }
 
diff --git a/src/main/resources/config/application.yaml b/src/main/resources/config/application.yaml
index e3810989..48d103e6 100644
--- a/src/main/resources/config/application.yaml
+++ b/src/main/resources/config/application.yaml
@@ -4,15 +4,16 @@ spring:
 
   cloud:
     function:
-      definition: consumeRun;consumeCancel
+      definition: consumeRun1;consumeRun2;consumeCancel
     stream:
       bindings:
-        consumeRun-in-0:
+        consumeRun1-in-0: &consumerRunConfig
           destination: ${powsybl-ws.rabbitmq.destination.prefix:}voltageinit.run
           group: voltageinitGroup
           consumer:
-            concurrency: 2
             max-attempts: 1
+        consumeRun2-in-0:
+          <<: *consumerRunConfig
         publishRun-out-0:
           destination: ${powsybl-ws.rabbitmq.destination.prefix:}voltageinit.run
         publishDebug-out-0:
@@ -30,7 +31,7 @@ spring:
       output-bindings: publishRun-out-0;publishDebug-out-0;publishResult-out-0;publishCancel-out-0;publishStopped-out-0;publishCancelFailed-out-0
       rabbit:
         bindings:
-          consumeRun-in-0:
+          consumeRun1-in-0: &consumeRunRabbitConfig
             consumer:
               auto-bind-dlq: true
               dead-letter-exchange: ${powsybl-ws.rabbitmq.destination.prefix:}voltageinit.run.dlx
@@ -39,8 +40,13 @@ spring:
               quorum:
                 enabled: true
                 delivery-limit: 2
+          consumeRun2-in-0:
+            <<: *consumeRunRabbitConfig
 
 computation:
+  rabbit:
+    loadbalanced-group:
+      - voltageinitGroup
   s3:
     enabled: true
 
diff --git a/src/test/resources/application-default.yml b/src/test/resources/application-default.yml
index af16ae08..e107a1a2 100644
--- a/src/test/resources/application-default.yml
+++ b/src/test/resources/application-default.yml
@@ -8,7 +8,10 @@ spring:
     hibernate:
       #to turn off schema validation that fails (because of clob types) and blocks tests even if the the schema is compatible
       ddl-auto: none
-
+  cloud:
+    function:
+      # disable consumeRun2 during test - all of them receive the "voltageinitGroup" messages otherwise
+      definition: consumeRun1;consumeCancel
 logging:
   level:
     org.springframework.orm.jpa: INFO