diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/zeppos/services/ZeppOsPhoneService.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/zeppos/services/ZeppOsPhoneService.java
index f106f11bc..d625e199d 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/zeppos/services/ZeppOsPhoneService.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/zeppos/services/ZeppOsPhoneService.java
@@ -33,7 +33,6 @@ import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventUpdatePref
 import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
 import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.Huami2021Support;
 import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.zeppos.AbstractZeppOsService;
-import nodomain.freeyourgadget.gadgetbridge.util.GB;
 import nodomain.freeyourgadget.gadgetbridge.util.Prefs;
 
 public class ZeppOsPhoneService extends AbstractZeppOsService {
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/xiaomi/services/XiaomiNotificationService.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/xiaomi/services/XiaomiNotificationService.java
index 53e07a36d..3a2bdeea1 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/xiaomi/services/XiaomiNotificationService.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/xiaomi/services/XiaomiNotificationService.java
@@ -67,6 +67,8 @@ public class XiaomiNotificationService extends AbstractXiaomiService implements
     public static final int CMD_OPEN_ON_PHONE = 8;
     public static final int CMD_CANNED_MESSAGES_GET = 9;
     public static final int CMD_CANNED_MESSAGES_SET = 12; // also canned message reply
+    public static final int CMD_CALL_REPLY_SEND = 13;
+    public static final int CMD_CALL_REPLY_ACK = 14;
     public static final int CMD_NOTIFICATION_ICON_REQUEST = 15;
     public static final int CMD_NOTIFICATION_ICON_QUERY = 16;
 
@@ -135,6 +137,9 @@ public class XiaomiNotificationService extends AbstractXiaomiService implements
             case CMD_CANNED_MESSAGES_GET:
                 handleCannedMessages(cmd.getNotification().getCannedMessages());
                 return;
+            case CMD_CALL_REPLY_SEND:
+                handleCannedSmsReply(cmd.getNotification().getNotificationReply());
+                return;
             case CMD_NOTIFICATION_ICON_REQUEST:
                 handleNotificationIconRequest(cmd.getNotification().getNotificationIconRequest());
                 return;
@@ -456,6 +461,49 @@ public class XiaomiNotificationService extends AbstractXiaomiService implements
         );
     }
 
+    private void handleCannedSmsReply(final XiaomiProto.NotificationReply notificationReply) {
+        final String phoneNumber = notificationReply.getNumber();
+        if (phoneNumber == null) {
+            LOG.warn("Missing phone number for sms reply");
+            ackSmsReply(false);
+            return;
+        }
+
+        final String message = notificationReply.getMessage();
+        if (message == null) {
+            LOG.warn("Missing message for sms reply");
+            ackSmsReply(false);
+            return;
+        }
+
+        LOG.debug("Sending SMS message '{}' to number '{}' and rejecting call", message, phoneNumber);
+
+        final GBDeviceEventNotificationControl devEvtNotificationControl = new GBDeviceEventNotificationControl();
+        devEvtNotificationControl.handle = -1;
+        devEvtNotificationControl.phoneNumber = phoneNumber;
+        devEvtNotificationControl.reply = message;
+        devEvtNotificationControl.event = GBDeviceEventNotificationControl.Event.REPLY;
+        getSupport().evaluateGBDeviceEvent(devEvtNotificationControl);
+
+        final GBDeviceEventCallControl rejectCallCmd = new GBDeviceEventCallControl(GBDeviceEventCallControl.Event.REJECT);
+        getSupport().evaluateGBDeviceEvent(rejectCallCmd);
+
+        // FIXME probably premature
+        ackSmsReply(true);
+    }
+
+    private void ackSmsReply(final boolean success) {
+        getSupport().sendCommand(
+                "ack sms reply success=" + success,
+                XiaomiProto.Command.newBuilder()
+                        .setType(COMMAND_TYPE)
+                        .setSubtype(CMD_CALL_REPLY_ACK)
+                        .setNotification(XiaomiProto.Notification.newBuilder()
+                                .setNotificationReplyStatus(success ? 0 : 1)
+                        ).build()
+        );
+    }
+
     private void handleNotificationIconRequest(final XiaomiProto.NotificationIconRequest notificationIconRequest) {
         if (iconPackageName == null) {
             LOG.warn("No icon package name");
diff --git a/app/src/main/proto/xiaomi.proto b/app/src/main/proto/xiaomi.proto
index edb9df498..888b430f8 100644
--- a/app/src/main/proto/xiaomi.proto
+++ b/app/src/main/proto/xiaomi.proto
@@ -626,6 +626,11 @@ message Notification {
   // 7, 9 get | 7, 12 set
   optional CannedMessages cannedMessages = 9;
 
+  // 7, 13
+  optional NotificationReply notificationReply = 12;
+  // 7, 14
+  optional uint32 notificationReplyStatus = 13; // 0 on success, 1 on failure
+
   // 7, 15
   optional NotificationIconPackage notificationIconReply = 14;
   // 7, 15
@@ -674,6 +679,13 @@ message NotificationIconRequest {
   optional uint32 size = 3;
 }
 
+message NotificationReply {
+  optional uint32 unknown1 = 1; // 1
+  optional string message = 2;
+  optional uint32 unknown3 = 3; // 1
+  optional string number = 4;
+}
+
 message NotificationIconPackage {
   optional string package = 1;
 }