diff --git a/pom.xml b/pom.xml
index 341a57bb..5025eddd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -45,7 +45,7 @@
 
         <jib.from.image>powsybl/java-dynawo:3.1.0</jib.from.image>
         <liquibase-hibernate-package>org.gridsuite.loadflow.server</liquibase-hibernate-package>
-        <gridsuite-dependencies.version>49.0.0</gridsuite-dependencies.version>
+        <gridsuite-dependencies.version>50.0.0</gridsuite-dependencies.version>
         <!--
         antlr4 from openloadflow conflicts ? Only on repository.count() method in this project..
         [ERROR] org.gridsuite.loadflow.server.SupervisionControllerTest.testResultCount <<< ERROR!
@@ -60,9 +60,6 @@
         <sonar.organization>gridsuite</sonar.organization>
         <sonar.projectKey>org.gridsuite:loadflow-server</sonar.projectKey>
         <powsybl-balances-adjustment.version>3.1.0</powsybl-balances-adjustment.version>
-
-        <!-- TODO network-store.version remove when included in powsybl-ws-dependencies -->
-        <network-store-client.version>1.38.0</network-store-client.version>
     </properties>
 
     <build>
@@ -97,25 +94,6 @@
 
     <dependencyManagement>
         <dependencies>
-            <!-- FIXME: to be removed at next powsybl-ws-dependencies upgrade  -->
-            <dependency>
-                <groupId>com.powsybl</groupId>
-                <artifactId>powsybl-network-store-client</artifactId>
-                <version>${network-store-client.version}</version>
-            </dependency>
-            <!-- FIXME: to be removed at next powsybl-ws-dependencies upgrade  -->
-            <dependency>
-                <groupId>com.powsybl</groupId>
-                <artifactId>powsybl-network-store-iidm-impl</artifactId>
-                <version>${network-store-client.version}</version>
-            </dependency>
-            <!-- FIXME: to be removed at next powsybl-ws-dependencies upgrade  -->
-            <dependency>
-                <groupId>com.powsybl</groupId>
-                <artifactId>powsybl-network-store-model</artifactId>
-                <version>${network-store-client.version}</version>
-            </dependency>
-
             <dependency>
                 <groupId>org.gridsuite</groupId>
                 <artifactId>gridsuite-dependencies</artifactId>
diff --git a/src/main/java/org/gridsuite/loadflow/server/repositories/specifications/SlackBusResultSpecificationBuilder.java b/src/main/java/org/gridsuite/loadflow/server/repositories/specifications/SlackBusResultSpecificationBuilder.java
index f5f5c91b..fefe008e 100644
--- a/src/main/java/org/gridsuite/loadflow/server/repositories/specifications/SlackBusResultSpecificationBuilder.java
+++ b/src/main/java/org/gridsuite/loadflow/server/repositories/specifications/SlackBusResultSpecificationBuilder.java
@@ -45,7 +45,7 @@ public boolean isNotParentFilter(ResourceFilterDTO filter) {
 
     public Specification<SlackBusResultEntity> buildSlackBusResultSpecification(List<UUID> uuids, List<ResourceFilterDTO> resourceFilters) {
         List<ResourceFilterDTO> childrenResourceFilters = resourceFilters.stream().filter(this::isNotParentFilter).toList();
-        Specification<SlackBusResultEntity> specification = Specification.where(uuidIn(uuids));
+        Specification<SlackBusResultEntity> specification = uuidIn(uuids);
 
         return SpecificationUtils.appendFiltersToSpecification(specification, childrenResourceFilters);
     }