diff --git a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.html b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.html
index d69a0f43424..4423ddafd7d 100644
--- a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.html
+++ b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.html
@@ -1,3 +1,14 @@
+<!--
+  ~ 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.
+  -->
 <zeppelin-notebook-paragraph-dynamic-forms
   *ngIf="paragraph"
   [disable]="paragraph.status == 'RUNNING' || paragraph.status == 'PENDING'"
diff --git a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.less b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.less
index e69de29bb2d..2fe3799b5f3 100644
--- a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.less
+++ b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.less
@@ -0,0 +1,11 @@
+/*
+* 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.
+*/
diff --git a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.ts b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.ts
index 12e10de7914..2b4e17c1599 100644
--- a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.ts
+++ b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.ts
@@ -1,3 +1,14 @@
+/*
+ * 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.
+ */
 import { ChangeDetectionStrategy, ChangeDetectorRef, Component, OnInit, QueryList, ViewChildren } from '@angular/core';
 import { ActivatedRoute } from '@angular/router';
 import { MessageListener, ParagraphBase } from '@zeppelin/core';
diff --git a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.html b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.html
index 34d948ab9f7..da6ea8525ae 100644
--- a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.html
+++ b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.html
@@ -1,3 +1,14 @@
+<!--
+  ~ 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.
+  -->
 <div class="code-editor">
   <zeppelin-code-editor
     (nzEditorInitialized)="onEditorInit($event)"
diff --git a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.less b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.less
index cb1fdc26721..107cfddcc2e 100644
--- a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.less
+++ b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.less
@@ -1,3 +1,14 @@
+/*
+ * 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.
+ */
 :host {
   height: 70vh;
   display: flex;
diff --git a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.ts b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.ts
index eaf32db9ee1..5eea0712f0c 100644
--- a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.ts
+++ b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.ts
@@ -1,3 +1,14 @@
+/*
+ * 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.
+ */
 import { ChangeDetectionStrategy, ChangeDetectorRef, Component, Input, OnDestroy } from '@angular/core';
 import { editor, IDisposable, Range } from 'monaco-editor';
 import { NzModalRef } from 'ng-zorro-antd/modal';