diff --git a/phantom.go b/phantom.go
index 0506146..572b956 100644
--- a/phantom.go
+++ b/phantom.go
@@ -27,13 +27,13 @@ Create a new `Phantomjs` instance and return it as a pointer.
 
 If an error occurs during command start, return it instead.
 */
-func Start(args ...string) (*Phantom, error) {
+func Start(cmdPath string, args ...string) (*Phantom, error) {
 	if nbInstance == 0 {
 		wrapperFileName, _ = createWrapperFile()
 	}
 	nbInstance += 1
 	args = append(args, wrapperFileName)
-	cmd := exec.Command("phantomjs", args...)
+	cmd := exec.Command(cmdPath, args...)
 
 	inPipe, err := cmd.StdinPipe()
 	if err != nil {
diff --git a/phantom_example_test.go b/phantom_example_test.go
index a077d6d..60fd3c0 100644
--- a/phantom_example_test.go
+++ b/phantom_example_test.go
@@ -5,7 +5,7 @@ import (
 )
 
 func ExampleWithResult() {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	if err != nil {
 		panic(err)
 	}
@@ -24,7 +24,7 @@ func ExampleWithResult() {
 }
 
 func ExampleWithError() {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	if err != nil {
 		panic(err)
 	}
diff --git a/phantom_test.go b/phantom_test.go
index 6cf8452..33bfd77 100644
--- a/phantom_test.go
+++ b/phantom_test.go
@@ -5,53 +5,53 @@ import (
 )
 
 func TestStartStop(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	failOnError(err, t)
 	err = p.Exit()
 	failOnError(err, t)
 }
 
 func TestStartStopWithArgs(t *testing.T) {
-	p, err := Start("--web-security=no")
+	p, err := Start("phantomjs", "--web-security=no")
 	failOnError(err, t)
 	err = p.Exit()
 	failOnError(err, t)
 }
 
 func TestRunACommand(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	defer p.Exit()
 	failOnError(err, t)
 	assertFloatResult("function(){ return 2 + 1; }\n", 3, p, t)
 }
 
 func TestRunACommandWithoutLineBreak(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	defer p.Exit()
 	failOnError(err, t)
 	assertFloatResult("function(){ return 2 + 2; }", 4, p, t)
 }
 
 func TestRunAnAsyncCommand(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	failOnError(err, t)
 	defer p.Exit()
 	assertFloatResult("function(done){ done(2 + 3) ; }\n", 5, p, t)
-	p1, err := Start()
+	p1, err := Start("phantomjs")
 	failOnError(err, t)
 	defer p1.Exit()
 	assertFloatResult("function(done){ setTimeout(function() { done(3 + 3) ; }, 0); }\n", 6, p1, t)
 }
 
 func TestRunMultilineCommand(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	failOnError(err, t)
 	defer p.Exit()
 	assertFloatResult("function() {\n\t    return 3+4;\n}\n", 7, p, t)
 }
 
 func TestRunMultipleCommands(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	failOnError(err, t)
 	defer p.Exit()
 	assertFloatResult("function() {return 1}", 1, p, t)
@@ -60,7 +60,7 @@ func TestRunMultipleCommands(t *testing.T) {
 }
 
 func TestLoadGlobal(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	failOnError(err, t)
 	defer p.Exit()
 	p.Load("function result(result) { return result; }\nvar a = 2")
@@ -68,14 +68,14 @@ func TestLoadGlobal(t *testing.T) {
 }
 
 func TestMessageSentAfterAnErrorDontCrash(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	failOnError(err, t)
 	defer p.Exit()
 	p.Run("function(done) {done(null, 'manual'); done('should not panic');}", nil)
 }
 
 func TestDoubleErrorSendDontCrash(t *testing.T) {
-	p, err := Start()
+	p, err := Start("phantomjs")
 	failOnError(err, t)
 	defer p.Exit()
 	p.Run("function(done) {done(null, 'manual'); done(null, 'should not panic');}", nil)