diff --git a/package-lock.json b/package-lock.json
index 0df2013836..03dd14d492 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "@angular/platform-browser-dynamic": "^13.2.6",
         "@angular/router": "^13.2.6",
         "@ckeditor/ckeditor5-angular": "^2.0.2",
-        "@dasch-swiss/dsp-js": "^7.3.0",
+        "@dasch-swiss/dsp-js": "^7.4.0",
         "@datadog/browser-rum": "^3.11.0",
         "@ngx-translate/core": "^13.0.0",
         "@ngx-translate/http-loader": "6.0.0",
@@ -2425,9 +2425,9 @@
       }
     },
     "node_modules/@dasch-swiss/dsp-js": {
-      "version": "7.3.0",
-      "resolved": "https://registry.npmjs.org/@dasch-swiss/dsp-js/-/dsp-js-7.3.0.tgz",
-      "integrity": "sha512-mtE9zwEX58A3oj6btmLxv6DbLBKtpB4W3UZxjhGDO29aKEqQIC2kNqS7YjQijXo0ZSc1P9/gv0uaZ9P8QcU1YQ==",
+      "version": "7.4.0",
+      "resolved": "https://registry.npmjs.org/@dasch-swiss/dsp-js/-/dsp-js-7.4.0.tgz",
+      "integrity": "sha512-HQdOGHCcn6pj5dAkrfkLScAnA4mHKt2WliTxwpyqbVx3FSZttgoP+xLLJ76A6aNALWB2o/aKtv5572/ANOs5kw==",
       "dependencies": {
         "@babel/helper-compilation-targets": "^7.16.7",
         "@types/jsonld": "^1.5.6",
@@ -17117,9 +17117,9 @@
       }
     },
     "@dasch-swiss/dsp-js": {
-      "version": "7.3.0",
-      "resolved": "https://registry.npmjs.org/@dasch-swiss/dsp-js/-/dsp-js-7.3.0.tgz",
-      "integrity": "sha512-mtE9zwEX58A3oj6btmLxv6DbLBKtpB4W3UZxjhGDO29aKEqQIC2kNqS7YjQijXo0ZSc1P9/gv0uaZ9P8QcU1YQ==",
+      "version": "7.4.0",
+      "resolved": "https://registry.npmjs.org/@dasch-swiss/dsp-js/-/dsp-js-7.4.0.tgz",
+      "integrity": "sha512-HQdOGHCcn6pj5dAkrfkLScAnA4mHKt2WliTxwpyqbVx3FSZttgoP+xLLJ76A6aNALWB2o/aKtv5572/ANOs5kw==",
       "requires": {
         "@babel/helper-compilation-targets": "^7.16.7",
         "@types/jsonld": "^1.5.6",
diff --git a/package.json b/package.json
index 7649186ef3..5ec4c6cb8f 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "@angular/platform-browser-dynamic": "^13.2.6",
     "@angular/router": "^13.2.6",
     "@ckeditor/ckeditor5-angular": "^2.0.2",
-    "@dasch-swiss/dsp-js": "^7.3.0",
+    "@dasch-swiss/dsp-js": "^7.4.0",
     "@datadog/browser-rum": "^3.11.0",
     "@ngx-translate/core": "^13.0.0",
     "@ngx-translate/http-loader": "6.0.0",
diff --git a/src/app/project/list/list-item-form/edit-list-item/edit-list-item.component.spec.ts b/src/app/project/list/list-item-form/edit-list-item/edit-list-item.component.spec.ts
index 7b049b6b20..426ae1e52d 100644
--- a/src/app/project/list/list-item-form/edit-list-item/edit-list-item.component.spec.ts
+++ b/src/app/project/list/list-item-form/edit-list-item/edit-list-item.component.spec.ts
@@ -77,7 +77,7 @@ describe('EditListItemComponent', () => {
 
         const listsEndpointSpyObj = {
             admin: {
-                listsEndpoint: jasmine.createSpyObj('listsEndpoint', ['getListNodeInfo', 'updateChildNode', 'createChildNode'])
+                listsEndpoint: jasmine.createSpyObj('listsEndpoint', ['getListNodeInfo', 'updateChildNode', 'createChildNode', 'deleteChildComments'])
             }
         };
 
@@ -213,6 +213,40 @@ describe('EditListItemComponent', () => {
             expect(dspConnSpy.admin.listsEndpoint.updateChildNode).toHaveBeenCalledTimes(1);
             expect(dspConnSpy.admin.listsEndpoint.updateChildNode).toHaveBeenCalledWith(updateChildNodeRequest);
         });
+
+        it('should delete the child node comments', () => {
+            const dspConnSpy = TestBed.inject(DspApiConnectionToken);
+
+            testHostComponent.editListItem.handleData([{ 'value': 'Tree list node 01', 'language': 'en' }, { 'value': 'Baumlistenknoten 01', 'language': 'de' }], 'labels');
+            testHostComponent.editListItem.handleData([], 'comments');
+
+            (dspConnSpy.admin.listsEndpoint as jasmine.SpyObj<ListsEndpointAdmin>).updateChildNode.and.callFake(
+                () => {
+                    const response = new ListNodeInfoResponse();
+                    response.nodeinfo.id = 'http://rdfh.ch/lists/0001/otherTreeList01';
+                    response.nodeinfo.labels = [{ 'value': 'Tree list node 01', 'language': 'en' }, { 'value': 'Baumlistenknoten 01', 'language': 'de' }];
+                    response.nodeinfo.comments = [];
+
+                    expect(testHostComponent.editListItem.labels).toEqual(response.nodeinfo.labels);
+                    expect(testHostComponent.editListItem.comments.length).toEqual(0);
+
+                    return of(ApiResponseData.fromAjaxResponse({ response } as AjaxResponse));
+                }
+            );
+
+            const updateChildNodeRequest: UpdateChildNodeRequest = new UpdateChildNodeRequest();
+            updateChildNodeRequest.projectIri = testHostComponent.editListItem.projectIri;
+            updateChildNodeRequest.listIri = testHostComponent.editListItem.iri;
+            updateChildNodeRequest.labels = testHostComponent.editListItem.labels;
+            updateChildNodeRequest.comments = undefined;
+
+            testHostComponent.editListItem.updateChildNode();
+            expect(dspConnSpy.admin.listsEndpoint.updateChildNode).toHaveBeenCalledTimes(1);
+            expect(dspConnSpy.admin.listsEndpoint.updateChildNode).toHaveBeenCalledWith(updateChildNodeRequest);
+
+            expect(dspConnSpy.admin.listsEndpoint.deleteChildComments).toHaveBeenCalledTimes(1);
+            expect(dspConnSpy.admin.listsEndpoint.deleteChildComments).toHaveBeenCalledWith(updateChildNodeRequest.listIri);
+        });
     });
 
     describe('insert list child node', () => {
diff --git a/src/app/project/list/list-item-form/edit-list-item/edit-list-item.component.ts b/src/app/project/list/list-item-form/edit-list-item/edit-list-item.component.ts
index d220ca599b..9913363c7f 100644
--- a/src/app/project/list/list-item-form/edit-list-item/edit-list-item.component.ts
+++ b/src/app/project/list/list-item-form/edit-list-item/edit-list-item.component.ts
@@ -4,6 +4,7 @@ import {
     ApiResponseError,
     ChildNodeInfoResponse,
     CreateChildNodeRequest,
+    DeleteChildNodeCommentsResponse,
     KnoraApiConnection,
     List,
     ListNodeInfo,
@@ -163,6 +164,12 @@ export class EditListItemComponent implements OnInit {
 
         this._dspApiConnection.admin.listsEndpoint.updateChildNode(childNodeUpdateData).subscribe(
             (response: ApiResponseData<ChildNodeInfoResponse>) => {
+                if (!childNodeUpdateData.comments) {
+                    this._dspApiConnection.admin.listsEndpoint.deleteChildComments(childNodeUpdateData.listIri).subscribe(
+                        (res: ApiResponseData<DeleteChildNodeCommentsResponse>) => {},
+                        (error: ApiResponseError) => this._errorHandler.showMessage(error)
+                    );
+                }
                 this.loading = false;
                 this.closeDialog.emit(response.body.nodeinfo);
             },