diff --git a/internal/php7/php7_bench_test.go b/internal/php7/php7_bench_test.go
index a22a6ab..5d9ddd4 100644
--- a/internal/php7/php7_bench_test.go
+++ b/internal/php7/php7_bench_test.go
@@ -2,6 +2,7 @@ package php7_test
 
 import (
 	"io/ioutil"
+	"path/filepath"
 	"testing"
 
 	"github.com/VKCOM/php-parser/internal/php7"
@@ -11,10 +12,9 @@ import (
 )
 
 func BenchmarkPhp7(b *testing.B) {
-	src, err := ioutil.ReadFile("test.php")
-
+	src, err := ioutil.ReadFile(filepath.Join("testdata", "test.php"))
 	if err != nil {
-		b.Fatal("can not read test.php: " + err.Error())
+		b.Fatal("can not read testdata/test.php: " + err.Error())
 	}
 
 	for n := 0; n < b.N; n++ {
diff --git a/internal/php7/test.php b/internal/php7/testdata/test.php
similarity index 100%
rename from internal/php7/test.php
rename to internal/php7/testdata/test.php
diff --git a/internal/php8/php8_bench_test.go b/internal/php8/php8_bench_test.go
index caf2ca8..bc44c91 100644
--- a/internal/php8/php8_bench_test.go
+++ b/internal/php8/php8_bench_test.go
@@ -2,6 +2,7 @@ package php8_test
 
 import (
 	"io/ioutil"
+	"path/filepath"
 	"testing"
 
 	"github.com/VKCOM/php-parser/internal/php8"
@@ -10,10 +11,9 @@ import (
 )
 
 func BenchmarkPhp8(b *testing.B) {
-	src, err := ioutil.ReadFile("test.php")
-
+	src, err := ioutil.ReadFile(filepath.Join("testdata", "test.php"))
 	if err != nil {
-		b.Fatal("can not read test.php: " + err.Error())
+		b.Fatal("can not read testdata/test.php: " + err.Error())
 	}
 
 	for n := 0; n < b.N; n++ {
diff --git a/internal/php8/test.php b/internal/php8/testdata/test.php
similarity index 100%
rename from internal/php8/test.php
rename to internal/php8/testdata/test.php