diff --git a/vlib/toml/tests/burntsushi.toml-test_test.v b/vlib/toml/tests/burntsushi.toml-test_test.v
index bb43d4a8a6..f1a73c2c99 100644
--- a/vlib/toml/tests/burntsushi.toml-test_test.v
+++ b/vlib/toml/tests/burntsushi.toml-test_test.v
@@ -59,7 +59,11 @@ fn test_burnt_sushi_tomltest() {
 		mut valid := 0
 		mut e := 0
 		for i, valid_test_file in valid_test_files {
-			relative := valid_test_file.all_after(os.join_path('toml-test', 'tests', 'valid')).trim_left(os.path_separator)
+			mut relative := valid_test_file.all_after(os.join_path('toml-test', 'tests',
+				'valid')).trim_left(os.path_separator)
+			$if windows {
+				relative = relative.replace('/', '\\')
+			}
 			if relative !in valid_exceptions {
 				println('OK   [$i/$valid_test_files.len] "$valid_test_file"...')
 				toml_doc := toml.parse_file(valid_test_file) or { panic(err) }
@@ -89,8 +93,11 @@ fn test_burnt_sushi_tomltest() {
 		mut invalid := 0
 		e = 0
 		for i, invalid_test_file in invalid_test_files {
-			relative := invalid_test_file.all_after(os.join_path('toml-test', 'tests',
+			mut relative := invalid_test_file.all_after(os.join_path('toml-test', 'tests',
 				'invalid')).trim_left(os.path_separator)
+			$if windows {
+				relative = relative.replace('/', '\\')
+			}
 			if relative !in invalid_exceptions {
 				println('OK   [$i/$invalid_test_files.len] "$invalid_test_file"...')
 				if toml_doc := toml.parse_file(invalid_test_file) {