diff --git a/modules/assignment/src/main/resources/assignment.properties b/modules/assignment/src/main/resources/assignment.properties
index 91c7e9adb..34e8adbad 100644
--- a/modules/assignment/src/main/resources/assignment.properties
+++ b/modules/assignment/src/main/resources/assignment.properties
@@ -13,6 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 ###############################################################################
+assignments.class.name:${assignments.class.name}
 export.rest.assignment.db.class.name:${export.rest.assignment.db.class.name}
 export.rest.assignment.web.class.name:${export.rest.assignment.web.class.name}
 assignment.decorator.enabled:${assignment.decorator.enabled}