diff --git a/web-console/src/utils/sanitizers.spec.ts b/web-console/src/utils/sanitizers.spec.ts
new file mode 100644
index 00000000000..0b15eaa2610
--- /dev/null
+++ b/web-console/src/utils/sanitizers.spec.ts
@@ -0,0 +1,26 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 { durationSanitizer } from './sanitizers';
+
+describe('sanitizers', () => {
+  it('works on durationSanitizer', () => {
+    expect(durationSanitizer('P2W')).toEqual('P2W');
+    expect(durationSanitizer('p1m%')).toEqual('P1M');
+  });
+});
diff --git a/web-console/src/utils/sanitizers.ts b/web-console/src/utils/sanitizers.ts
index 1fa401cdb66..8b00b69bf02 100644
--- a/web-console/src/utils/sanitizers.ts
+++ b/web-console/src/utils/sanitizers.ts
@@ -17,5 +17,5 @@
  */
 
 export function durationSanitizer(str: string): string {
-  return str.toUpperCase().replace(/[^0-9PYMDTHS.,]/g, '');
+  return str.toUpperCase().replace(/[^0-9PYMWDTHS.,]/g, '');
 }