diff --git a/supabase_auth/_async/gotrue_client.py b/supabase_auth/_async/gotrue_client.py
index b46ab230..00ea1d23 100644
--- a/supabase_auth/_async/gotrue_client.py
+++ b/supabase_auth/_async/gotrue_client.py
@@ -442,7 +442,7 @@ async def sign_in_with_otp(
         phone = credentials.get("phone")
         options = credentials.get("options", {})
         email_redirect_to = options.get("email_redirect_to")
-        should_create_user = options.get("create_user", True)
+        should_create_user = options.get("should_create_user", True)
         data = options.get("data")
         channel = options.get("channel", "sms")
         captcha_token = options.get("captcha_token")
diff --git a/supabase_auth/_sync/gotrue_client.py b/supabase_auth/_sync/gotrue_client.py
index 131fbcf5..ace93194 100644
--- a/supabase_auth/_sync/gotrue_client.py
+++ b/supabase_auth/_sync/gotrue_client.py
@@ -436,7 +436,7 @@ def sign_in_with_otp(
         phone = credentials.get("phone")
         options = credentials.get("options", {})
         email_redirect_to = options.get("email_redirect_to")
-        should_create_user = options.get("create_user", True)
+        should_create_user = options.get("should_create_user", True)
         data = options.get("data")
         channel = options.get("channel", "sms")
         captcha_token = options.get("captcha_token")