diff --git a/Kitodo/src/main/java/org/kitodo/production/services/data/ProjectService.java b/Kitodo/src/main/java/org/kitodo/production/services/data/ProjectService.java
index e997c5f1dca..1db1472f3b0 100644
--- a/Kitodo/src/main/java/org/kitodo/production/services/data/ProjectService.java
+++ b/Kitodo/src/main/java/org/kitodo/production/services/data/ProjectService.java
@@ -44,6 +44,7 @@ public class ProjectService extends SearchDatabaseService<Project, ProjectDAO>
 
     static {
         SORT_FIELD_MAPPING = new HashMap<>();
+        SORT_FIELD_MAPPING.put("title", "title");
         SORT_FIELD_MAPPING.put("title.keyword", "title");
         SORT_FIELD_MAPPING.put("metsRightsOwner.keyword", "metsRightsOwner");
         SORT_FIELD_MAPPING.put("active", "active");