diff --git a/lib/client/http-tracker.js b/lib/client/http-tracker.js
index 0398773..faee1de 100644
--- a/lib/client/http-tracker.js
+++ b/lib/client/http-tracker.js
@@ -54,7 +54,8 @@ HTTPTracker.prototype.announce = function (opts) {
   })
   if (self._trackerId) params.trackerid = self._trackerId
 
-  self._request(self.announceUrl, params, function (data) {
+  self._request(self.announceUrl, params, function (err, data) {
+    if (err) return self.client.emit('warning', err)
     self._onAnnounceResponse(data)
   })
 }
@@ -76,7 +77,8 @@ HTTPTracker.prototype.scrape = function (opts) {
   var params = {
     info_hash: infoHashes
   }
-  self._request(self.scrapeUrl, params, function (data) {
+  self._request(self.scrapeUrl, params, function (err, data) {
+    if (err) return self.client.emit('warning', err)
     self._onScrapeResponse(data)
   })
 }
@@ -142,25 +144,25 @@ HTTPTracker.prototype._request = function (requestUrl, params, cb) {
     cleanup()
     if (self.destroyed) return
 
-    if (err) return self.client.emit('warning', err)
+    if (err) return cb(err)
     if (res.statusCode !== 200) {
-      return self.client.emit('warning', new Error('Non-200 response code ' +
+      return cb(new Error('Non-200 response code ' +
         res.statusCode + ' from ' + self.announceUrl))
     }
     if (!data || data.length === 0) {
-      return self.client.emit('warning', new Error('Invalid tracker response from' +
+      return cb(new Error('Invalid tracker response from' +
         self.announceUrl))
     }
 
     try {
       data = bencode.decode(data)
     } catch (err) {
-      return self.client.emit('warning', new Error('Error decoding tracker response: ' + err.message))
+      return cb(new Error('Error decoding tracker response: ' + err.message))
     }
     var failure = data['failure reason']
     if (failure) {
       debug('failure from ' + requestUrl + ' (' + failure + ')')
-      return self.client.emit('warning', new Error(failure))
+      return cb(new Error(failure))
     }
 
     var warning = data['warning message']
@@ -171,7 +173,7 @@ HTTPTracker.prototype._request = function (requestUrl, params, cb) {
 
     debug('response from ' + requestUrl)
 
-    cb(data)
+    cb(null, data)
   }
 }