diff --git a/vlib/os/os.v b/vlib/os/os.v
index 35de856334..29bb90df7a 100644
--- a/vlib/os/os.v
+++ b/vlib/os/os.v
@@ -726,27 +726,33 @@ fn normalize_path_in_builder(mut sb strings.Builder) {
 	}
 }
 
+@[params]
+pub struct WalkParams {
+pub:
+	hidden bool
+}
+
 // walk_ext returns a recursive list of all files in `path` ending with `ext`.
 // For listing only one level deep, see: `os.ls`
-pub fn walk_ext(path string, ext string) []string {
+pub fn walk_ext(path string, ext string, opts WalkParams) []string {
 	mut res := []string{}
-	impl_walk_ext(path, ext, mut res)
+	impl_walk_ext(path, ext, mut res, opts)
 	return res
 }
 
-fn impl_walk_ext(path string, ext string, mut out []string) {
+fn impl_walk_ext(path string, ext string, mut out []string, opts WalkParams) {
 	if !is_dir(path) {
 		return
 	}
 	mut files := ls(path) or { return }
 	separator := if path.ends_with(path_separator) { '' } else { path_separator }
 	for file in files {
-		if file.starts_with('.') {
+		if !opts.hidden && file.starts_with('.') {
 			continue
 		}
 		p := path + separator + file
 		if is_dir(p) && !is_link(p) {
-			impl_walk_ext(p, ext, mut out)
+			impl_walk_ext(p, ext, mut out, opts)
 		} else if file.ends_with(ext) {
 			out << p
 		}
diff --git a/vlib/os/os_test.c.v b/vlib/os/os_test.c.v
index 1db3fcbda0..3e03bf33f1 100644
--- a/vlib/os/os_test.c.v
+++ b/vlib/os/os_test.c.v
@@ -225,6 +225,7 @@ fn create_tree() ! {
 	os.mkdir_all('myfolder/a1/a2/a3', mode: 0o700)!
 	f3 := os.real_path('myfolder/f1/f2/f3')
 	assert os.is_dir(f3)
+	create_file('myfolder/f1/f2/f3/.hfile1')!
 	create_file('myfolder/f1/f2/f3/a.txt')!
 	create_file('myfolder/f1/f2/f3/b.txt')!
 	create_file('myfolder/f1/f2/f3/c.txt')!
@@ -235,6 +236,7 @@ fn create_tree() ! {
 	create_file('myfolder/a1/a2/a3/y.txt')!
 	create_file('myfolder/a1/a2/a3/z.txt')!
 	create_file('myfolder/a1/1.txt')!
+	create_file('myfolder/a1/.hfile2')!
 	create_file('myfolder/xyz.ini')!
 }
 
@@ -274,6 +276,11 @@ fn test_walk_ext() {
 	]
 	mut mds := normalise_paths(os.walk_ext('myfolder', '.md'))
 	assert mds == ['myfolder/another.md', 'myfolder/f1/f2/f3/d.md']
+
+	all_with_hidden := os.walk_ext('.', '', hidden: true)
+	assert all_with_hidden.len > all.len
+	hidden := normalise_paths(all_with_hidden.filter(it !in all))
+	assert hidden == ['./myfolder/a1/.hfile2', './myfolder/f1/f2/f3/.hfile1']
 }
 
 fn test_walk_with_context() {