diff --git a/lib/swarm.js b/lib/swarm.js
index 0b69d96..84c2705 100644
--- a/lib/swarm.js
+++ b/lib/swarm.js
@@ -44,7 +44,7 @@ Swarm.prototype.scrape = function (params, cb) {
 Swarm.prototype._onAnnounceStarted = function (params, peer) {
   if (peer) {
     debug('unexpected `started` event from peer that is already in swarm')
-    return this._onAnnounce_update(params, peer) // treat as an update
+    return this._onAnnounceUpdate(params, peer) // treat as an update
   }
 
   if (params.left === 0) this.complete += 1
@@ -72,7 +72,7 @@ Swarm.prototype._onAnnounceStopped = function (params, peer) {
 Swarm.prototype._onAnnounceCompleted = function (params, peer) {
   if (!peer) {
     debug('unexpected `completed` event from peer that is not in swarm')
-    return this._onAnnounce_started(params, peer) // treat as a start
+    return this._onAnnounceStarted(params, peer) // treat as a start
   }
   if (peer.complete) {
     debug('unexpected `completed` event from peer that is already marked as completed')
@@ -87,7 +87,7 @@ Swarm.prototype._onAnnounceCompleted = function (params, peer) {
 Swarm.prototype._onAnnounceUpdate = function (params, peer) {
   if (!peer) {
     debug('unexpected `update` event from peer that is not in swarm')
-    return this._onAnnounce_started(params, peer) // treat as a start
+    return this._onAnnounceStarted(params, peer) // treat as a start
   }
 
   if (!peer.complete && params.left === 0) {