diff --git a/src/components/notifications/SerwerSMS.vue b/src/components/notifications/SerwerSMS.vue
index 32a0ff7a8..b15d83e22 100644
--- a/src/components/notifications/SerwerSMS.vue
+++ b/src/components/notifications/SerwerSMS.vue
@@ -3,14 +3,29 @@
         <label for="serwersms-username" class="form-label">{{ $t('serwersmsAPIUser') }}</label>
         <input id="serwersms-username" v-model="$parent.notification.serwersmsUsername" type="text" class="form-control" required>
     </div>
+
     <div class="mb-3">
         <label for="serwersms-key" class="form-label">{{ $t('serwersmsAPIPassword') }}</label>
         <HiddenInput id="serwersms-key" v-model="$parent.notification.serwersmsPassword" :required="true" autocomplete="new-password"></HiddenInput>
     </div>
+
     <div class="mb-3">
-        <label for="serwersms-phone-number" class="form-label">{{ $t("serwersmsPhoneNumber") }}</label>
-        <input id="serwersms-phone-number" v-model="$parent.notification.serwersmsPhoneNumber" type="text" class="form-control" required>
+        <label for="serwersms-phone-number" class="form-label">
+            {{ $t("serwersmsPhoneNumber") }} ({{ $t("optional") }})
+        </label>
+        <input id="serwersms-phone-number" v-model="$parent.notification.serwersmsPhoneNumber" type="text" class="form-control">
     </div>
+
+    <div class="mb-3">
+        <label for="serwersms-group-id" class="form-label">
+            {{ $t("serwersmsGroupId") }} ({{ $t("optional") }})
+        </label>
+        <input id="serwersms-group-id" v-model="$parent.notification.serwersmsGroupId" type="text" class="form-control">
+        <div class="form-text">
+            {{ $t("serwersmsGroupIdHelp") }}
+        </div>
+    </div>
+
     <div class="mb-3">
         <label for="serwersms-sender-name" class="form-label">{{ $t("serwersmsSenderName") }}</label>
         <input id="serwersms-sender-name" v-model="$parent.notification.serwersmsSenderName" type="text" minlength="3" maxlength="11" class="form-control">