diff --git a/binding.gyp b/binding.gyp
index 84bb084..cbc4f09 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -77,14 +77,14 @@
         }
       ],
       [
-       'OS=="mac"', {
+       "OS=='mac'", {
           "libraries": [
             "-L/usr/local/lib"
           ],
           "xcode_settings": {
-            "MACOSX_DEPLOYMENT_TARGET": '10.7',
+            "MACOSX_DEPLOYMENT_TARGET": "10.7",
             "OTHER_CPLUSPLUSFLAGS": [
-              '-stdlib=libc++'
+              "-stdlib=libc++"
             ]
           }
       }],
diff --git a/src/publickey.cc b/src/publickey.cc
index 6cc4cb1..5d9e01b 100644
--- a/src/publickey.cc
+++ b/src/publickey.cc
@@ -139,7 +139,6 @@ NAN_METHOD(publicKeyCombine) {
   CHECK_TYPE_ARRAY(buffers, EC_PUBKEYS_TYPE_INVALID);
   CHECK_LENGTH_GT_ZERO(buffers, EC_PUBKEYS_LENGTH_INVALID);
 
-  // vector instead new for public_keys?
   std::unique_ptr<secp256k1_pubkey[]> public_keys(new secp256k1_pubkey[buffers->Length()]);
   std::unique_ptr<secp256k1_pubkey*[]> ins(new secp256k1_pubkey*[buffers->Length()]);
   for (unsigned int i = 0; i < buffers->Length(); ++i) {
diff --git a/test/index.js b/test/index.js
index 2496f18..4d23c6b 100644
--- a/test/index.js
+++ b/test/index.js
@@ -7,7 +7,9 @@ var repeat = global.__env__ && global.__env__.RANDOM_TESTS_REPEAT ||
              10
 repeat = parseInt(repeat, 10)
 
-var isTravis = global.__env__ && global.__env__.TRAVIS || process.env.TRAVIS || false
+var isTravis = global.__env__ && global.__env__.TRAVIS ||
+               process.env.TRAVIS ||
+               false
 
 /**
  * @param {Object} secp256k1