diff --git a/benchmarks/decode.bench.js b/benchmarks/decode.bench.js
index 6492f4c3b0..4855d805ef 100644
--- a/benchmarks/decode.bench.js
+++ b/benchmarks/decode.bench.js
@@ -25,6 +25,14 @@ suite.add('event+data', function () {
   parser.decodePacket('5:::{"name":"edwald","args":[{"a": "b"},2,"3"]}');
 });
 
+suite.add('heartbeat', function () {
+  parser.decodePacket('2:::');
+});
+
+suite.add('error', function () {
+  parser.decodePacket('7:::2+0');
+});
+
 var payload = parser.encodePayload([
     parser.encodePacket({ type: 'message', data: '5', endpoint: '' })
   , parser.encodePacket({ type: 'message', data: '53d', endpoint: '' })
diff --git a/benchmarks/encode.bench.js b/benchmarks/encode.bench.js
index 52b3536e3b..5037702d31 100644
--- a/benchmarks/encode.bench.js
+++ b/benchmarks/encode.bench.js
@@ -45,6 +45,22 @@ suite.add('event+data', function () {
   });
 });
 
+suite.add('heartbeat', function () {
+  parser.encodePacket({
+      type: 'heartbeat'
+    , endpoint: ''
+  })
+});
+
+suite.add('error', function () {
+  parser.encodePacket({
+      type: 'error'
+    , reason: 'unauthorized'
+    , advice: 'reconnect'
+    , endpoint: ''
+  })
+})
+
 suite.add('payload', function () {
   parser.encodePayload([
       parser.encodePacket({ type: 'message', data: '5', endpoint: '' })