diff --git a/allocate.go b/allocate.go
index e0ed302..a0afb62 100644
--- a/allocate.go
+++ b/allocate.go
@@ -43,6 +43,14 @@ func setupExecAllocator(opts ...ExecAllocatorOption) *ExecAllocator {
 	return ep
 }
 
+// DefaultExecAllocatorOptions are the ExecAllocator options used by NewContext
+// if the given parent context doesn't have an allocator set up.
+var DefaultExecAllocatorOptions = []ExecAllocatorOption{
+	NoFirstRun,
+	NoDefaultBrowserCheck,
+	Headless,
+}
+
 // NewExecAllocator creates a new context set up with an ExecAllocator, suitable
 // for use with NewContext or Run.
 func NewExecAllocator(parent context.Context, opts ...ExecAllocatorOption) (context.Context, context.CancelFunc) {
diff --git a/chromedp.go b/chromedp.go
index 05a81eb..c8c9081 100644
--- a/chromedp.go
+++ b/chromedp.go
@@ -80,11 +80,7 @@ func NewContext(parent context.Context, opts ...ContextOption) (context.Context,
 		o(c)
 	}
 	if c.Allocator == nil {
-		c.Allocator = setupExecAllocator(
-			NoFirstRun,
-			NoDefaultBrowserCheck,
-			Headless,
-		)
+		c.Allocator = setupExecAllocator(DefaultExecAllocatorOptions...)
 	}
 
 	ctx = context.WithValue(ctx, contextKey{}, c)
diff --git a/chromedp_test.go b/chromedp_test.go
index 5eddc4b..a3d7d08 100644
--- a/chromedp_test.go
+++ b/chromedp_test.go
@@ -17,12 +17,8 @@ var (
 
 	browserCtx context.Context
 
-	allocOpts = []ExecAllocatorOption{
-		NoFirstRun,
-		NoDefaultBrowserCheck,
-		Headless,
-		DisableGPU,
-	}
+	// allocOpts is filled in TestMain
+	allocOpts []ExecAllocatorOption
 )
 
 func testAllocate(t *testing.T, path string) (_ context.Context, cancel func()) {
@@ -52,6 +48,13 @@ func TestMain(m *testing.M) {
 	}
 	testdataDir = "file://" + path.Join(wd, "testdata")
 
+	// build on top of the default options
+	allocOpts = append(allocOpts, DefaultExecAllocatorOptions...)
+
+	// disabling the GPU helps portability with some systems like Travis,
+	// and can slightly speed up the tests on other systems
+	allocOpts = append(allocOpts, DisableGPU)
+
 	// it's worth noting that newer versions of chrome (64+) run much faster
 	// than older ones -- same for headless_shell ...
 	if execPath := os.Getenv("CHROMEDP_TEST_RUNNER"); execPath != "" {