diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/advance/AdvanceTypeCRUDController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/advance/AdvanceTypeCRUDController.java
index 013606090..985783baf 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/advance/AdvanceTypeCRUDController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/advance/AdvanceTypeCRUDController.java
@@ -149,9 +149,9 @@ public class AdvanceTypeCRUDController extends GenericForwardComposer {
                     throw new WrongValueException(comp,
                             _("The name is not valid, the name must not be null "));
                 }
-                if (!(advanceTypeModel.distinctNames((String) value))) {
+                if (!advanceTypeModel.distinctNames((String) value)) {
                     throw new WrongValueException(comp,
-                            _("The name is not valid, there is another advance type with a similar name. "));
+                            _("The name is not valid, there is another advance type with the same name. "));
                 }
             }
         };
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/advance/AdvanceTypeModel.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/advance/AdvanceTypeModel.java
index 7bb6a13fe..a8a9182a8 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/advance/AdvanceTypeModel.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/advance/AdvanceTypeModel.java
@@ -136,10 +136,8 @@ public class AdvanceTypeModel implements IAdvanceTypeModel {
         }
         for (AdvanceType advanceType : advanceTypeDAO
                 .list(AdvanceType.class)) {
-            if ((advanceType.getId() == null)
-                    || (!advanceType.getId().equals(this.advanceType.getId()))
-                    && (advanceType.getUnitName().contains(name) || (name
-                            .contains(advanceType.getUnitName())))) {
+            if (!advanceType.getId().equals(this.advanceType.getId())
+                    && advanceType.getUnitName().equalsIgnoreCase(name)) {
                 return false;
             }
         }