diff --git a/app/notify_client/sender.py b/app/notify_client/sender.py
index 1a509a820..d5fbb2d98 100644
--- a/app/notify_client/sender.py
+++ b/app/notify_client/sender.py
@@ -12,7 +12,10 @@ def create_verify_code():
 def send_sms_code(user_id, mobile_number):
     sms_code = create_verify_code()
     verify_codes_dao.add_code(user_id=user_id, code=sms_code, code_type='sms')
-    admin_api_client.send_sms(mobile_number=mobile_number, message=sms_code, token=admin_api_client.auth_token)
+    admin_api_client.send_sms(
+        mobile_number=mobile_number.replace(" ", ""),
+        message=sms_code,
+        token=admin_api_client.auth_token)
 
     return sms_code