diff --git a/tests/sdk_test.go b/tests/sdk_test.go
index cf76dcb..592dd17 100644
--- a/tests/sdk_test.go
+++ b/tests/sdk_test.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"errors"
 	"io"
+	"os"
 	"strings"
 	"testing"