diff --git a/pom.xml b/pom.xml
index bf7a25e..966838e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -16,6 +16,9 @@
 
         <test.file></test.file>
         <config.file>default</config.file>
+
+        <maven.compiler.source>1.6</maven.compiler.source>
+        <maven.compiler.target>1.6</maven.compiler.target>
     </properties>
 
     <dependencies>
@@ -32,7 +35,7 @@
     <dependency>
         <groupId>org.seleniumhq.selenium</groupId>
         <artifactId>selenium-java</artifactId>
-        <version>2.52.0</version>
+        <version>3.13.0</version>
     </dependency>
     <dependency>
         <groupId>com.browserstack</groupId>
diff --git a/src/test/java/com/browserstack/BrowserStackJUnitTest.java b/src/test/java/com/browserstack/BrowserStackJUnitTest.java
index 1ba14a2..8d0c275 100644
--- a/src/test/java/com/browserstack/BrowserStackJUnitTest.java
+++ b/src/test/java/com/browserstack/BrowserStackJUnitTest.java
@@ -91,7 +91,7 @@ public void setUp() throws Exception {
             l.start(options);
         }
 
-        driver = new RemoteWebDriver(new URL("https://"+username+":"+accessKey+"@"+config.get("server")+"/wd/hub"), capabilities);
+        driver = new RemoteWebDriver(new URL("https://"+username+":"+accessKey+"@"+config.get("server")+"/wd/hub"), capabilities);
     }
 
     @After
diff --git a/src/test/resources/conf/parallel.conf.json b/src/test/resources/conf/parallel.conf.json
index 156684f..71e4c43 100644
--- a/src/test/resources/conf/parallel.conf.json
+++ b/src/test/resources/conf/parallel.conf.json
@@ -10,12 +10,13 @@
   },
 
   "environments": [{
-    "browser": "chrome"
+    "browser": "chrome",
   },{
-    "browser": "firefox"
+    "browser": "firefox",
   },{
-    "browser": "safari"
+    "browser": "safari",
+    "os": "OS X"
   },{
-    "browser": "internet explorer"
+    "browser": "Internet Explorer",
   }]
 }