diff --git a/apps/docs/self-hosting/configuration.mdx b/apps/docs/self-hosting/configuration.mdx
index e0f94f0db..c2de56179 100644
--- a/apps/docs/self-hosting/configuration.mdx
+++ b/apps/docs/self-hosting/configuration.mdx
@@ -245,6 +245,7 @@ In order to be able to test your bot on WhatsApp from the Preview drawer, you ne
 | WHATSAPP_PREVIEW_TEMPLATE_NAME        |                            | The preview start template message name                 |
 | WHATSAPP_PREVIEW_TEMPLATE_LANG        | en_US                      | The preview start template message name                 |
 | WHATSAPP_CLOUD_API_URL                | https://graph.facebook.com | The WhatsApp Cloud API base URL                         |
+| WHATSAPP_INTERACTIVE_GROUP_SIZE       | 3                          | The array size of items to send to API on choice input. You can't choose a number higher than 3 if you are using the official cloud API URL.  |
 
 ## Others
 
diff --git a/packages/bot-engine/whatsapp/convertInputToWhatsAppMessage.ts b/packages/bot-engine/whatsapp/convertInputToWhatsAppMessage.ts
index 83f1d559e..0926fd99d 100644
--- a/packages/bot-engine/whatsapp/convertInputToWhatsAppMessage.ts
+++ b/packages/bot-engine/whatsapp/convertInputToWhatsAppMessage.ts
@@ -6,6 +6,7 @@ import { InputBlockType } from '@typebot.io/schemas/features/blocks/inputs/const
 import { defaultPictureChoiceOptions } from '@typebot.io/schemas/features/blocks/inputs/pictureChoice/constants'
 import { defaultChoiceInputOptions } from '@typebot.io/schemas/features/blocks/inputs/choice/constants'
 import { convertRichTextToMarkdown } from '@typebot.io/lib/markdown/convertRichTextToMarkdown'
+import { env } from '@typebot.io/env'
 
 export const convertInputToWhatsAppMessages = (
   input: NonNullable<ContinueChatResponse['input']>,
@@ -110,7 +111,7 @@ export const convertInputToWhatsAppMessages = (
         ]
       const items = groupArrayByArraySize(
         input.items.filter((item) => isDefined(item.content)),
-        3
+        env.WHATSAPP_INTERACTIVE_GROUP_SIZE
       ) as ButtonItem[][]
       return items.map((items, idx) => ({
         type: 'interactive',
diff --git a/packages/env/env.ts b/packages/env/env.ts
index b13ab51a7..4faeade51 100644
--- a/packages/env/env.ts
+++ b/packages/env/env.ts
@@ -307,6 +307,7 @@ const whatsAppEnv = {
       .url()
       .optional()
       .default('https://graph.facebook.com'),
+    WHATSAPP_INTERACTIVE_GROUP_SIZE: z.coerce.number().optional().default(3),
   },
 }