diff --git a/lib/taskana-core/src/main/java/pro/taskana/task/api/TaskQueryColumnName.java b/lib/taskana-core/src/main/java/pro/taskana/task/api/TaskQueryColumnName.java
index 4bbb8785a..eea639a57 100644
--- a/lib/taskana-core/src/main/java/pro/taskana/task/api/TaskQueryColumnName.java
+++ b/lib/taskana-core/src/main/java/pro/taskana/task/api/TaskQueryColumnName.java
@@ -18,6 +18,7 @@ public enum TaskQueryColumnName implements QueryColumnName {
   DESCRIPTION("t.description"),
   NOTE("t.note"),
   PRIORITY("t.priority"),
+  MANUAL_PRIORITY("t.manual_priority"),
   STATE("t.state"),
   CLASSIFICATION_CATEGORY("t.classification_category"),
   CLASSIFICATION_KEY("t.classification_key"),
diff --git a/lib/taskana-core/src/main/java/pro/taskana/task/internal/TaskQuerySqlProvider.java b/lib/taskana-core/src/main/java/pro/taskana/task/internal/TaskQuerySqlProvider.java
index 6f0599839..7ded32178 100644
--- a/lib/taskana-core/src/main/java/pro/taskana/task/internal/TaskQuerySqlProvider.java
+++ b/lib/taskana-core/src/main/java/pro/taskana/task/internal/TaskQuerySqlProvider.java
@@ -273,7 +273,7 @@ public class TaskQuerySqlProvider {
   private static String db2selectFields() {
     // needs to be the same order as the commonSelectFields (TaskQueryColumnValue)
     return "ID, EXTERNAL_ID, CREATED, CLAIMED, COMPLETED, MODIFIED, PLANNED, RECEIVED, DUE, NAME, "
-        + "CREATOR, DESCRIPTION, NOTE, PRIORITY, STATE, CLASSIFICATION_CATEGORY, "
+        + "CREATOR, DESCRIPTION, NOTE, PRIORITY, MANUAL_PRIORITY, STATE, CLASSIFICATION_CATEGORY, "
         + "TCLASSIFICATION_KEY, CLASSIFICATION_ID, "
         + "WORKBASKET_ID, WORKBASKET_KEY, DOMAIN, "
         + "BUSINESS_PROCESS_ID, PARENT_BUSINESS_PROCESS_ID, OWNER, POR_COMPANY, POR_SYSTEM, "
diff --git a/lib/taskana-core/src/test/java/acceptance/task/query/TaskQueryImplAccTest.java b/lib/taskana-core/src/test/java/acceptance/task/query/TaskQueryImplAccTest.java
index 33d4760d4..54bcd726a 100644
--- a/lib/taskana-core/src/test/java/acceptance/task/query/TaskQueryImplAccTest.java
+++ b/lib/taskana-core/src/test/java/acceptance/task/query/TaskQueryImplAccTest.java
@@ -10,6 +10,7 @@ import acceptance.DefaultTestEntities;
 import java.security.PrivilegedActionException;
 import java.time.Instant;
 import java.util.List;
+import java.util.Map;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
@@ -25,6 +26,7 @@ import pro.taskana.common.api.TimeInterval;
 import pro.taskana.common.api.security.CurrentUserContext;
 import pro.taskana.common.test.security.WithAccessId;
 import pro.taskana.task.api.CallbackState;
+import pro.taskana.task.api.TaskCustomField;
 import pro.taskana.task.api.TaskService;
 import pro.taskana.task.api.TaskState;
 import pro.taskana.task.api.WildcardSearchField;
@@ -104,6 +106,65 @@ class TaskQueryImplAccTest {
       assertThat(list).containsExactlyInAnyOrder(taskSummary1, taskSummary2);
     }
 
+    @WithAccessId(user = "user-1-2")
+    @Test
+    void should_ReturnAllTasksWithAllAttributesSet_When_NotApplyingAnyFilter() throws Exception {
+      WorkbasketSummary wb = createWorkbasketWithPermission();
+      Attachment attachment =
+          TaskAttachmentBuilder.newAttachment()
+              .classificationSummary(defaultClassificationSummary)
+              .objectReference(defaultTestObjectReference().build())
+              .build();
+
+      TaskSummary taskSummary1 =
+          taskInWorkbasket(wb)
+              .externalId("external id")
+              .received(Instant.parse("2020-04-19T13:13:00.000Z"))
+              .created(Instant.parse("2020-04-20T13:13:00.000Z"))
+              .claimed(Instant.parse("2020-04-21T13:13:00.000Z"))
+              .completed(Instant.parse("2020-04-22T13:13:00.000Z"))
+              .modified(Instant.parse("2020-04-22T13:13:00.000Z"))
+              .planned(Instant.parse("2020-04-21T13:13:00.000Z"))
+              .due(Instant.parse("2020-04-21T13:13:00.000Z"))
+              .name("Name")
+              .note("Note")
+              .description("Description")
+              .state(TaskState.COMPLETED)
+              .businessProcessId("BPI:SomeNumber")
+              .parentBusinessProcessId("BPI:OtherNumber")
+              .owner("user-1-2")
+              .primaryObjRef(defaultTestObjectReference().build())
+              .manualPriority(7)
+              .read(true)
+              .transferred(true)
+              .attachments(attachment)
+              .customAttribute(TaskCustomField.CUSTOM_1, "custom1")
+              .customAttribute(TaskCustomField.CUSTOM_2, "custom2")
+              .customAttribute(TaskCustomField.CUSTOM_3, "custom3")
+              .customAttribute(TaskCustomField.CUSTOM_4, "custom4")
+              .customAttribute(TaskCustomField.CUSTOM_5, "custom5")
+              .customAttribute(TaskCustomField.CUSTOM_6, "custom6")
+              .customAttribute(TaskCustomField.CUSTOM_7, "custom7")
+              .customAttribute(TaskCustomField.CUSTOM_8, "custom8")
+              .customAttribute(TaskCustomField.CUSTOM_9, "custom9")
+              .customAttribute(TaskCustomField.CUSTOM_10, "custom10")
+              .customAttribute(TaskCustomField.CUSTOM_11, "custom11")
+              .customAttribute(TaskCustomField.CUSTOM_12, "custom12")
+              .customAttribute(TaskCustomField.CUSTOM_13, "custom13")
+              .customAttribute(TaskCustomField.CUSTOM_14, "custom14")
+              .customAttribute(TaskCustomField.CUSTOM_15, "custom15")
+              .customAttribute(TaskCustomField.CUSTOM_16, "custom16")
+              .callbackInfo(Map.of("custom", "value"))
+              .callbackState(CallbackState.CALLBACK_PROCESSING_COMPLETED)
+              .buildAndStoreAsSummary(taskService);
+      TaskSummary taskSummary2 = taskInWorkbasket(wb).buildAndStoreAsSummary(taskService);
+
+      List<TaskSummary> list = taskService.createTaskQuery().workbasketIdIn(wb.getId()).list();
+
+      assertThat(list).containsExactlyInAnyOrder(taskSummary1, taskSummary2);
+      assertThat(taskSummary1).hasNoNullFieldsOrPropertiesExcept("ownerLongName");
+    }
+
     @WithAccessId(user = "user-1-1")
     @Test
     @SuppressWarnings("unused")