diff --git a/cps-ri/src/main/resources/changelog/changelog-master.yaml b/cps-ri/src/main/resources/changelog/changelog-master.yaml
index bf172d8..40e23e2 100644
--- a/cps-ri/src/main/resources/changelog/changelog-master.yaml
+++ b/cps-ri/src/main/resources/changelog/changelog-master.yaml
@@ -52,3 +52,5 @@
       file: changelog/db/changes/17-add-index-to-schema-set-yang-resources.yaml
   - include:
       file: changelog/db/changes/18-cascade-delete-fragment-children.yaml
+  - include:
+      file: changelog/db/changes/19-delete-not-required-dataspace-id-from-fragment.yaml
diff --git a/cps-ri/src/main/resources/changelog/db/changes/19-delete-not-required-dataspace-id-from-fragment.yaml b/cps-ri/src/main/resources/changelog/db/changes/19-delete-not-required-dataspace-id-from-fragment.yaml
new file mode 100644
index 0000000..7b91bd5
--- /dev/null
+++ b/cps-ri/src/main/resources/changelog/db/changes/19-delete-not-required-dataspace-id-from-fragment.yaml
@@ -0,0 +1,109 @@
+# ============LICENSE_START=======================================================
+# Copyright (C) 2023 Nordix Foundation.
+# ================================================================================
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# ============LICENSE_END=========================================================
+
+databaseChangeLog:
+
+  - changeSet:
+      id: 19-1
+      author: cps
+      changes:
+        - dropIndex:
+            indexName: FKI_FRAGMENT_DATASPACE_ID_FK
+            tableName: fragment
+      rollback:
+        - createIndex:
+            columns:
+              - column:
+                  name: dataspace_id
+            indexName: FKI_FRAGMENT_DATASPACE_ID_FK
+            tableName: fragment
+
+  - changeSet:
+      id: 19-2
+      author: cps
+      changes:
+        - dropUniqueConstraint:
+            constraintName: fragment_dataspace_id_anchor_id_xpath_key
+            tableName: fragment
+        - addUniqueConstraint:
+            columnNames: anchor_id, xpath
+            constraintName: fragment_anchor_id_xpath_key
+            tableName: fragment
+      rollback:
+        - dropUniqueConstraint:
+            constraintName: fragment_anchor_id_xpath_key
+            tableName: fragment
+        - addUniqueConstraint:
+            columnNames: dataspace_id, anchor_id, xpath
+            constraintName: fragment_dataspace_id_anchor_id_xpath_key
+            tableName: fragment
+
+  - changeSet:
+      id: 19-3
+      author: cps
+      changes:
+        - dropForeignKeyConstraint:
+            baseTableName: fragment
+            constraintName: fragment_dataspace_id_fkey
+      rollback:
+        - addForeignKeyConstraint:
+            baseColumnNames: dataspace_id
+            baseTableName: fragment
+            constraintName: fragment_dataspace_id_fkey
+            deferrable: false
+            initiallyDeferred: false
+            onDelete: NO ACTION
+            onUpdate: NO ACTION
+            referencedColumnNames: id
+            referencedTableName: dataspace
+            validate: true
+
+  - changeSet:
+      id: 19-4
+      author: cps
+      changes:
+        - dropColumn:
+            columnName: dataspace_id
+            tableName: fragment
+      rollback:
+        - addColumn:
+            tableName: fragment
+            columns:
+              - column:
+                  name: dataspace_id
+                  type: INTEGER
+        - sqlFile:
+            path: changelog/db/changes/19-repopulate-dataspace-id-for-rollback.sql
+        - addNotNullConstraint:
+            tableName: fragment
+            columnName: dataspace_id
+            columnDataType: INTEGER
+
+  - changeSet:
+      id: 19-5
+      author: cps
+      changes:
+        - addNotNullConstraint:
+            tableName: fragment
+            columnName: anchor_id
+            columnDataType: BIGINT
+      rollback:
+        - dropNotNullConstraint:
+            tableName: fragment
+            columnName: anchor_id
+            columnDataType: BIGINT
diff --git a/cps-ri/src/main/resources/changelog/db/changes/19-repopulate-dataspace-id-for-rollback.sql b/cps-ri/src/main/resources/changelog/db/changes/19-repopulate-dataspace-id-for-rollback.sql
new file mode 100644
index 0000000..9c60db0
--- /dev/null
+++ b/cps-ri/src/main/resources/changelog/db/changes/19-repopulate-dataspace-id-for-rollback.sql
@@ -0,0 +1,25 @@
+/*
+   ============LICENSE_START=======================================================
+    Copyright (C) 2023 Nordix Foundation.
+   ================================================================================
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+        http://www.apache.org/licenses/LICENSE-2.0
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+   SPDX-License-Identifier: Apache-2.0
+   ============LICENSE_END=========================================================
+*/
+
+UPDATE
+    fragment AS f
+SET
+    dataspace_id = a.dataspace_id
+FROM
+    anchor AS a
+WHERE
+    f.anchor_id = a.id;