diff --git a/lnbits/extensions/streamalerts/crud.py b/lnbits/extensions/streamalerts/crud.py
index 902b74df..1a96ee6d 100644
--- a/lnbits/extensions/streamalerts/crud.py
+++ b/lnbits/extensions/streamalerts/crud.py
@@ -89,8 +89,8 @@ async def post_donation(donation_id: str) -> tuple:
     if service.servicename == "Streamlabs":
         url = "https://streamlabs.com/api/v1.0/donations"
         data = {
-            "name": donation.name,
-            "message": donation.message,
+            "name": donation.name[:25],
+            "message": donation.message[:255],
             "identifier": "LNbits",
             "amount": donation.amount,
             "currency": donation.cur_code.upper(),
diff --git a/lnbits/extensions/streamalerts/templates/streamalerts/display.html b/lnbits/extensions/streamalerts/templates/streamalerts/display.html
index 34a2e530..2bbb83c6 100644
--- a/lnbits/extensions/streamalerts/templates/streamalerts/display.html
+++ b/lnbits/extensions/streamalerts/templates/streamalerts/display.html
@@ -10,6 +10,7 @@
             filled
             dense
             v-model.trim="donationDialog.data.name"
+            maxlength="25"
             type="name"
             label="Your Name (leave blank for Anonymous donation)"
           ></q-input>
@@ -19,6 +20,7 @@
             v-model.number="donationDialog.data.sats"
             type="number"
             min="1"
+            max="2100000000000000"
             suffix="sats"
             :rules="[val => val > 0 || 'Choose a positive number of sats!']"
             label="Amount of sats"
@@ -27,6 +29,7 @@
             filled
             dense
             v-model.trim="donationDialog.data.message"
+            maxlength="255"
             type="textarea"
             label="Donation Message (you can leave this blank too)"
           ></q-input>