diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/costcategories/entities/CostCategory.java b/navalplanner-business/src/main/java/org/navalplanner/business/costcategories/entities/CostCategory.java
index f7ed34315..6dfa5c1ff 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/costcategories/entities/CostCategory.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/costcategories/entities/CostCategory.java
@@ -143,7 +143,7 @@ public class CostCategory extends IntegrationEntity {
         }
     }
 
-    public static void checkOverlapping(
+    public static void validateCostCategoryOverlapping(
             List<ResourcesCostCategoryAssignment> costCategoryAssignments) {
 
         for (int i = 0; i < costCategoryAssignments.size(); i++) {
diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/resources/entities/Resource.java b/navalplanner-business/src/main/java/org/navalplanner/business/resources/entities/Resource.java
index b6ad16fa7..845482f7f 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/resources/entities/Resource.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/resources/entities/Resource.java
@@ -1095,7 +1095,7 @@ public abstract class Resource extends IntegrationEntity {
         assignmentsList.addAll(getResourcesCostCategoryAssignments());
 
         try {
-            CostCategory.checkOverlapping(assignmentsList);
+            CostCategory.validateCostCategoryOverlapping(assignmentsList);
         } catch (ValidationException e) {
             return true;
         }
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/costcategories/ResourcesCostCategoryAssignmentController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/costcategories/ResourcesCostCategoryAssignmentController.java
index 3cd8e31fa..3609788bf 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/costcategories/ResourcesCostCategoryAssignmentController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/costcategories/ResourcesCostCategoryAssignmentController.java
@@ -332,7 +332,7 @@ public class ResourcesCostCategoryAssignmentController extends GenericForwardCom
         List<ResourcesCostCategoryAssignment> costCategoryAssignments = resourcesCostCategoryAssignmentModel
                 .getCostCategoryAssignments();
         try {
-            CostCategory.checkOverlapping(costCategoryAssignments);
+            CostCategory.validateCostCategoryOverlapping(costCategoryAssignments);
         } catch (ValidationException e) {
             InvalidValue invalidValue = e.getInvalidValue();
             Component comp = ComponentsFinder.findRowByValue(