diff --git a/src/main/kotlin/org/opensearch/commons/alerting/model/DocLevelQuery.kt b/src/main/kotlin/org/opensearch/commons/alerting/model/DocLevelQuery.kt
index 4b520677..63a004dd 100644
--- a/src/main/kotlin/org/opensearch/commons/alerting/model/DocLevelQuery.kt
+++ b/src/main/kotlin/org/opensearch/commons/alerting/model/DocLevelQuery.kt
@@ -160,7 +160,6 @@ data class DocLevelQuery(
             return DocLevelQuery(sin)
         }
 
-        // TODO: add test for this
         private fun validateQueryTag(stringVal: String) {
             for (inValidChar in INVALID_CHARACTERS) {
                 if (stringVal.contains(inValidChar)) {