diff --git a/android/app/src/main/kotlin/im/cwtch/flwtch/FlwtchWorker.kt b/android/app/src/main/kotlin/im/cwtch/flwtch/FlwtchWorker.kt
index 5759fbe..7ab5f2c 100644
--- a/android/app/src/main/kotlin/im/cwtch/flwtch/FlwtchWorker.kt
+++ b/android/app/src/main/kotlin/im/cwtch/flwtch/FlwtchWorker.kt
@@ -139,6 +139,13 @@ class FlwtchWorker(context: Context, parameters: WorkerParameters) :
                 val end = (a.get("end") as? Long) ?: 0;
                 return Result.success(Data.Builder().putString("result", Cwtch.getMessages(profile, handle, start, end)).build())
             }
+            "UpdateMessageFlags" -> {
+                val profile = (a.get("profile") as? String) ?: "";
+                val handle = (a.get("contact") as? String) ?: "";
+                val midx = (a.get("midx") as? Long) ?: 0;
+                val flags = (a.get("flags") as? Long) ?: 0;
+                Cwtch.updateMessageFlags(profile, handle, midx, flags);
+            }
             "AcceptContact" -> {
                 val profile = (a.get("ProfileOnion") as? String) ?: "";
                 val handle = (a.get("handle") as? String) ?: "";