diff --git a/osspecifics/osspecifics.go b/osspecifics/osspecifics.go
index 44a4ec4..f936732 100644
--- a/osspecifics/osspecifics.go
+++ b/osspecifics/osspecifics.go
@@ -91,7 +91,7 @@ func CheckRunAsRoot() (bool, error) {
 }
 
 func GetDeviceLogicalBlockSize(devPath string) (uint64, error) {
-	fd, err := os.Open(devPath)
+	fd, err := os.Open(filepath.Clean(devPath))
 	if err != nil {
 		return 0, errors.Wrap(err, "open device")
 	}
diff --git a/osspecifics/osspecifics_linux.go b/osspecifics/osspecifics_linux.go
index ce44f32..8f93e71 100644
--- a/osspecifics/osspecifics_linux.go
+++ b/osspecifics/osspecifics_linux.go
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program. If not, see <https://www.gnu.org/licenses/>.
 
-// go:build linux
+//go:build linux
 
 package osspecifics
 
@@ -27,10 +27,10 @@ import (
 
 func getDeviceLogicalBlockSizeInner(fd uintptr) (int64, error) {
 	var bs int64
-	_, _, serr := unix.Syscall(unix.SYS_IOCTL, fd, unix.BLKSSZGET, uintptr(unsafe.Pointer(&bs)))
+	_, _, serr := unix.Syscall(unix.SYS_IOCTL, fd, unix.BLKSSZGET, uintptr(unsafe.Pointer(&bs))) // #nosec G103 It's safe.
 	if serr != 0 {
 		return 0, errors.Wrap(serr, "syscall get logical block size")
 	}
 
-	return int64(bs), nil
+	return bs, nil
 }
diff --git a/osspecifics/osspecifics_windows.go b/osspecifics/osspecifics_windows.go
index 767b235..bee015e 100644
--- a/osspecifics/osspecifics_windows.go
+++ b/osspecifics/osspecifics_windows.go
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program. If not, see <https://www.gnu.org/licenses/>.
 
-// go:build windows
+//go:build windows
 
 package osspecifics