diff --git a/pathological.go b/pathological.go
index e987caf..36938a7 100644
--- a/pathological.go
+++ b/pathological.go
@@ -22,7 +22,6 @@ package pathologize
 // https://en.wikipedia.org/wiki/Filename#Reserved_characters_and_words
 
 import (
-	"path/filepath"
 	"regexp"
 	"strings"
 	"unicode/utf8"
@@ -41,12 +40,14 @@ var (
 )
 
 func CleanPath(path string) string {
-	pathParts := strings.Split(path, string(filepath.Separator))
+	// Normalize backslashes to forward slashes so both separator styles work
+	// consistently on all platforms.
+	path = strings.ReplaceAll(path, "\\", "/")
+	pathParts := strings.Split(path, "/")
 	for i, part := range pathParts {
 		pathParts[i] = Clean(part)
 	}
-
-	return strings.Join(pathParts, string(filepath.Separator))
+	return strings.Join(pathParts, "/")
 }
 
 func IsClean(filename string) bool {
diff --git a/pathological_test.go b/pathological_test.go
index 2692216..baa67f5 100644
--- a/pathological_test.go
+++ b/pathological_test.go
@@ -169,7 +169,7 @@ func Test_paths(t *testing.T) {
 		{"short", "foo", "foo"},
 		{"long", "foo.bar.baz", "foo.bar.baz"},
 		{"several dirs", "foo/bar/baz", "foo/bar/baz"},
-		{"several dirs2", "foo\\bar\\baz", "foobarbaz"},
+		{"several dirs2", "foo\\bar\\baz", "foo/bar/baz"},
 		{"dirs with spaces", "foo bar/baz", "foo bar/baz"},
 		{"dirs with bad chars", "foo*bar/baz", "foobar/baz"},
 		{"example", "foo/bar:baz*qux", "foo/barbazqux"},