diff --git a/shuffle-tools/1.2.0/src/app.py b/shuffle-tools/1.2.0/src/app.py
index c715810a..9423a3a4 100644
--- a/shuffle-tools/1.2.0/src/app.py
+++ b/shuffle-tools/1.2.0/src/app.py
@@ -191,7 +191,9 @@ def send_sms_shuffle(self, apikey, phone_numbers, body):
 
         data = {"numbers": targets, "body": body}
 
-        url = "https://shuffler.io/api/v1/functions/sendsms"
+        # this is just to expose this feature to onprem users as well
+        base = self.url if "shuffler.io" in self.url or "run.app" in self.url else "https://shuffler.io"
+        url = "%s/api/v1/functions/sendsms" % base
         headers = {"Authorization": "Bearer %s" % apikey}
         return requests.post(url, headers=headers, json=data, verify=False).text
 
@@ -226,7 +228,9 @@ def send_email_shuffle(self, apikey, recipients, subject, body, attachments=""):
             except Exception as e:
                 pass
 
-        url = "https://shuffler.io/functions/sendmail"
+        # this is just to expose this feature to onprem users as well
+        base = self.url if "shuffler.io" in self.url or "run.app" in self.url else "https://shuffler.io"
+        url = "%s/functions/sendmail" % base
         headers = {"Authorization": "Bearer %s" % apikey}
         return requests.post(url, headers=headers, json=data).text