diff --git a/packages/atomic/src/components.d.ts b/packages/atomic/src/components.d.ts
index 3648e3c0f9b..34e27081d32 100644
--- a/packages/atomic/src/components.d.ts
+++ b/packages/atomic/src/components.d.ts
@@ -254,7 +254,7 @@ export namespace Components {
         /**
           * A list of fields to include with the citations used to generate the answer.
          */
-        "fieldsToIncludeInCitations"?: string;
+        "fieldsToIncludeInCitations"?: string | string[];
         /**
           * The maximum height (in rem units) of the answer when collapsed.
          */
@@ -2764,7 +2764,7 @@ declare namespace LocalJSX {
         /**
           * A list of fields to include with the citations used to generate the answer.
          */
-        "fieldsToIncludeInCitations"?: string;
+        "fieldsToIncludeInCitations"?: string | string[];
         /**
           * The maximum height (in rem units) of the answer when collapsed.
          */
diff --git a/packages/atomic/src/components/search/atomic-generated-answer/atomic-generated-answer.tsx b/packages/atomic/src/components/search/atomic-generated-answer/atomic-generated-answer.tsx
index 171c3e0c4e4..2fcbfd8176a 100644
--- a/packages/atomic/src/components/search/atomic-generated-answer/atomic-generated-answer.tsx
+++ b/packages/atomic/src/components/search/atomic-generated-answer/atomic-generated-answer.tsx
@@ -131,7 +131,7 @@ export class AtomicGeneratedAnswer implements InitializableComponent {
   /**
    * A list of fields to include with the citations used to generate the answer.
    */
-  @Prop() fieldsToIncludeInCitations?: string;
+  @Prop() fieldsToIncludeInCitations?: string | string[];
 
   /**
    * Option to disable citation anchoring.
@@ -306,9 +306,22 @@ export class AtomicGeneratedAnswer implements InitializableComponent {
     );
   }
 
+  // TODO V4 (KIT-5306): Remove support for string value. 
+  private getCitationFieldsInputArray(): string[] {
+    if (Array.isArray(this.fieldsToIncludeInCitations)) {
+      return this.fieldsToIncludeInCitations;
+    } else if (this.fieldsToIncludeInCitations) {
+      this.bindings.engine.logger.warn(
+        `Starting from Atomic v4, the "fields-to-include-in-citations" property will only accept an array of strings. Using a string value is now deprecated. Please update the value to be an array of strings. For example: fields-to-include-in-citations='["fieldA","fieldB"]'`
+      );
+      return this.fieldsToIncludeInCitations.split(',');
+    } else {
+      return [];
+    }
+  }
+
   private getCitationFields() {
-    return (this.fieldsToIncludeInCitations ?? '')
-      .split(',')
+    return this.getCitationFieldsInputArray()
       .map((field) => field.trim())
       .filter((field) => field.length > 0)
       .concat(this.REQUIRED_FIELDS_TO_INCLUDE_IN_CITATIONS)