diff --git a/README.md b/README.md
index a5cbcfb..1299d34 100644
--- a/README.md
+++ b/README.md
@@ -174,7 +174,7 @@ $ python2 demo.py
 To run the web version:
 
 ```bash
-$ go run main.go -cf "../../data/facefinder"
+$ go run main.go -cf "../../cascade/facefinder"
 ```
 
 Then access the `http://localhost:8081/cam` url from a web browser.
diff --git a/data/facefinder b/cascade/facefinder
similarity index 100%
rename from data/facefinder
rename to cascade/facefinder
diff --git a/data/puploc b/cascade/puploc
similarity index 100%
rename from data/puploc
rename to cascade/puploc
diff --git a/core/pigo_test.go b/core/pigo_test.go
index 2118868..d3d7210 100644
--- a/core/pigo_test.go
+++ b/core/pigo_test.go
@@ -13,7 +13,7 @@ var pigoCascadeFile []byte
 
 func init() {
 	var err error
-	pigoCascadeFile, err = ioutil.ReadFile("../data/facefinder")
+	pigoCascadeFile, err = ioutil.ReadFile("../cascade/facefinder")
 	if err != nil {
 		log.Fatalf("Error reading the cascade file: %v", err)
 	}
diff --git a/examples/delaunay/pigo.go b/examples/delaunay/pigo.go
index 9324be1..efd9818 100644
--- a/examples/delaunay/pigo.go
+++ b/examples/delaunay/pigo.go
@@ -10,7 +10,7 @@ import (
 	"runtime"
 	"unsafe"
 
-	"github.com/esimov/pigo/core"
+	pigo "github.com/esimov/pigo/core"
 	"github.com/esimov/triangle"
 )
 
@@ -137,7 +137,7 @@ func (px pixs) clusterDetection(pixels []uint8) []pigo.Detection {
 	}
 
 	if len(cascade) == 0 {
-		cascade, err = ioutil.ReadFile("../../data/facefinder")
+		cascade, err = ioutil.ReadFile("../../cascade/facefinder")
 		if err != nil {
 			log.Fatalf("Error reading the cascade file: %v", err)
 		}
diff --git a/examples/puploc/puploc.go b/examples/puploc/puploc.go
index 6891d81..1e07973 100644
--- a/examples/puploc/puploc.go
+++ b/examples/puploc/puploc.go
@@ -101,7 +101,7 @@ func clusterDetection(pixels []uint8, rows, cols int) []pigo.Detection {
 
 	// Ensure that the face detection classifier is loaded only once.
 	if len(cascade) == 0 {
-		cascade, err = ioutil.ReadFile("../../data/facefinder")
+		cascade, err = ioutil.ReadFile("../../cascade/facefinder")
 		if err != nil {
 			log.Fatalf("Error reading the cascade file: %v", err)
 		}
@@ -117,7 +117,7 @@ func clusterDetection(pixels []uint8, rows, cols int) []pigo.Detection {
 
 	// Ensure that we load the pupil localization cascade only once
 	if len(puplocCascade) == 0 {
-		puplocCascade, err := ioutil.ReadFile("../../data/puploc")
+		puplocCascade, err := ioutil.ReadFile("../../cascade/puploc")
 		if err != nil {
 			log.Fatalf("Error reading the puploc cascade file: %s", err)
 		}
diff --git a/examples/python/pigo.go b/examples/python/pigo.go
index 247c917..87eaa66 100644
--- a/examples/python/pigo.go
+++ b/examples/python/pigo.go
@@ -73,7 +73,7 @@ func clusterDetection(pixels []uint8, rows, cols int) []pigo.Detection {
 	}
 
 	if len(cascade) == 0 {
-		cascade, err = ioutil.ReadFile("../../data/facefinder")
+		cascade, err = ioutil.ReadFile("../../cascade/facefinder")
 		if err != nil {
 			log.Fatalf("Error reading the cascade file: %s", err)
 		}
diff --git a/examples/web/main.go b/examples/web/main.go
index 49f12bd..4cab508 100644
--- a/examples/web/main.go
+++ b/examples/web/main.go
@@ -16,7 +16,7 @@ import (
 	"os"
 	"os/exec"
 
-	"github.com/esimov/pigo/core"
+	pigo "github.com/esimov/pigo/core"
 	"github.com/fogleman/gg"
 )
 
@@ -57,7 +57,7 @@ func main() {
 	flag.Parse()
 
 	if len(*cascadeFile) == 0 {
-		log.Fatal("Usage: go run main.go -cf ../../data/facefinder")
+		log.Fatal("Usage: go run main.go -cf ../../cascade/facefinder")
 	}
 
 	if *scaleFactor < 1 {