diff --git a/internal/fs/node_aix.go b/internal/fs/node_aix.go
index 4e6944425..123985c2d 100644
--- a/internal/fs/node_aix.go
+++ b/internal/fs/node_aix.go
@@ -35,8 +35,8 @@ func nodeFillExtendedAttributes(_ *restic.Node, _ string, _ bool) error {
 	return nil
 }
 
-// IsListxattrPermissionError is a no-op on AIX.
-func IsListxattrPermissionError(_ error) bool {
+// isListxattrPermissionError is a no-op on AIX.
+func isListxattrPermissionError(_ error) bool {
 	return false
 }
 
diff --git a/internal/fs/node_netbsd.go b/internal/fs/node_netbsd.go
index c71e4bdf5..996125851 100644
--- a/internal/fs/node_netbsd.go
+++ b/internal/fs/node_netbsd.go
@@ -25,8 +25,8 @@ func nodeFillExtendedAttributes(_ *restic.Node, _ string, _ bool) error {
 	return nil
 }
 
-// IsListxattrPermissionError is a no-op on netbsd.
-func IsListxattrPermissionError(_ error) bool {
+// isListxattrPermissionError is a no-op on netbsd.
+func isListxattrPermissionError(_ error) bool {
 	return false
 }
 
diff --git a/internal/fs/node_openbsd.go b/internal/fs/node_openbsd.go
index f74f2ae00..62eb78618 100644
--- a/internal/fs/node_openbsd.go
+++ b/internal/fs/node_openbsd.go
@@ -25,8 +25,8 @@ func nodeFillExtendedAttributes(_ *restic.Node, _ string, _ bool) error {
 	return nil
 }
 
-// IsListxattrPermissionError is a no-op on openbsd.
-func IsListxattrPermissionError(_ error) bool {
+// isListxattrPermissionError is a no-op on openbsd.
+func isListxattrPermissionError(_ error) bool {
 	return false
 }
 
diff --git a/internal/fs/node_xattr.go b/internal/fs/node_xattr.go
index 11bdf382b..55376ba58 100644
--- a/internal/fs/node_xattr.go
+++ b/internal/fs/node_xattr.go
@@ -28,7 +28,7 @@ func listxattr(path string) ([]string, error) {
 	return l, handleXattrErr(err)
 }
 
-func IsListxattrPermissionError(err error) bool {
+func isListxattrPermissionError(err error) bool {
 	var xerr *xattr.Error
 	if errors.As(err, &xerr) {
 		return xerr.Op == "xattr.list" && errors.Is(xerr.Err, os.ErrPermission)
@@ -106,7 +106,7 @@ func nodeFillExtendedAttributes(node *restic.Node, path string, ignoreListError
 	xattrs, err := listxattr(path)
 	debug.Log("fillExtendedAttributes(%v) %v %v", path, xattrs, err)
 	if err != nil {
-		if ignoreListError && IsListxattrPermissionError(err) {
+		if ignoreListError && isListxattrPermissionError(err) {
 			return nil
 		}
 		return err
diff --git a/internal/fs/node_xattr_test.go b/internal/fs/node_xattr_test.go
index d948e3b31..3784dba45 100644
--- a/internal/fs/node_xattr_test.go
+++ b/internal/fs/node_xattr_test.go
@@ -19,10 +19,10 @@ func TestIsListxattrPermissionError(t *testing.T) {
 	}
 	err := handleXattrErr(xerr)
 	rtest.Assert(t, err != nil, "missing error")
-	rtest.Assert(t, IsListxattrPermissionError(err), "expected IsListxattrPermissionError to return true for %v", err)
+	rtest.Assert(t, isListxattrPermissionError(err), "expected IsListxattrPermissionError to return true for %v", err)
 
 	xerr.Err = os.ErrNotExist
 	err = handleXattrErr(xerr)
 	rtest.Assert(t, err != nil, "missing error")
-	rtest.Assert(t, !IsListxattrPermissionError(err), "expected IsListxattrPermissionError to return false for %v", err)
+	rtest.Assert(t, !isListxattrPermissionError(err), "expected IsListxattrPermissionError to return false for %v", err)
 }