diff --git a/internal/application/scaffold_test.go b/internal/application/scaffold_test.go
index 2f5b9f7..157570f 100644
--- a/internal/application/scaffold_test.go
+++ b/internal/application/scaffold_test.go
@@ -3,6 +3,7 @@ package application
 import (
 	"os"
 	"path/filepath"
+	"runtime"
 	"testing"
 )
 
@@ -25,6 +26,11 @@ func TestScaffoldCreatesExpectedFilesAndModes(t *testing.T) {
 			t.Errorf("%s: %v", name, err)
 			continue
 		}
+		// Windows does not implement Unix permission bits. os.WriteFile applies
+		// the requested mode on Unix, but reports files as 0666 on Windows.
+		if runtime.GOOS == "windows" {
+			continue
+		}
 		want := os.FileMode(0644)
 		if name == "infra/install.sh" {
 			want = 0755
diff --git a/internal/project/tree.go b/internal/project/tree.go
index 959a3d4..348a384 100644
--- a/internal/project/tree.go
+++ b/internal/project/tree.go
@@ -37,7 +37,7 @@ func ValidateTree(dir string) error {
 		}
 		if entry.Type()&os.ModeSymlink != 0 {
 			relative, _ := filepath.Rel(dir, path)
-			return fmt.Errorf("symlinks are not supported: %s", relative)
+			return fmt.Errorf("symlinks are not supported: %s", filepath.ToSlash(relative))
 		}
 		return nil
 	})