diff --git a/fsutil/fsutil.go b/fsutil/fsutil.go
index 0eabd6fc4..a55e04485 100644
--- a/fsutil/fsutil.go
+++ b/fsutil/fsutil.go
@@ -18,12 +18,14 @@ func JoinPaths(elem ...string) string {
 	return filepath.Join(elem...)
 }
 
+// JoinPaths3 elements, like the filepath.Join()
+func JoinPaths3(basePath, secPath string, elems ...string) string {
+	return comfunc.JoinPaths3(basePath, secPath, elems)
+}
+
 // JoinSubPaths elements, like the filepath.Join()
-func JoinSubPaths(basePath string, elem ...string) string {
-	paths := make([]string, len(elem)+1)
-	paths[0] = basePath
-	copy(paths[1:], elem)
-	return filepath.Join(paths...)
+func JoinSubPaths(basePath string, elems ...string) string {
+	return comfunc.JoinPaths2(basePath, elems)
 }
 
 // SlashPath alias of filepath.ToSlash
@@ -69,5 +71,5 @@ func ToAbsPath(p string) string {
 	return filepath.Join(wd, p)
 }
 
-// Must2 ok for (any, error) result. if has error, will panic
+// Must2 ok for (any, error) result. if it has error, will panic
 func Must2(_ any, err error) { basefn.MustOK(err) }
diff --git a/fsutil/fsutil_nonwin_test.go b/fsutil/fsutil_nonwin_test.go
index 2a9ac2c83..eb757e992 100644
--- a/fsutil/fsutil_nonwin_test.go
+++ b/fsutil/fsutil_nonwin_test.go
@@ -9,8 +9,9 @@ import (
 	"github.com/gookit/goutil/testutil/assert"
 )
 
-func TestSlashPath_nw(t *testing.T) {
+func TestJoinPaths_nw(t *testing.T) {
 	assert.Eq(t, "path/to/dir", fsutil.JoinPaths("path", "to", "dir"))
+	assert.Eq(t, "path/to/dir", fsutil.JoinPaths3("path", "to", "dir"))
 	assert.Eq(t, "path/to/dir", fsutil.JoinSubPaths("path", "to", "dir"))
 }
 
diff --git a/fsutil/fsutil_test.go b/fsutil/fsutil_test.go
index 539c4b476..7c85bed16 100644
--- a/fsutil/fsutil_test.go
+++ b/fsutil/fsutil_test.go
@@ -24,6 +24,8 @@ func TestSplitPath(t *testing.T) {
 	dir, file := fsutil.SplitPath("/path/to/dir/some.txt")
 	assert.Eq(t, "/path/to/dir/", dir)
 	assert.Eq(t, "some.txt", file)
+
+	assert.NotEmpty(t, fsutil.PathSep)
 }
 
 func TestToAbsPath(t *testing.T) {
diff --git a/fsutil/fsutil_windows_test.go b/fsutil/fsutil_windows_test.go
index 665eb5ed5..19c12446e 100644
--- a/fsutil/fsutil_windows_test.go
+++ b/fsutil/fsutil_windows_test.go
@@ -9,8 +9,9 @@ import (
 	"github.com/gookit/goutil/testutil/assert"
 )
 
-func TestSlashPath_win(t *testing.T) {
+func TestJoinPaths_win(t *testing.T) {
 	assert.Eq(t, "path\\to\\dir", fsutil.JoinPaths("path", "to", "dir"))
+	assert.Eq(t, "path\\to\\dir", fsutil.JoinPaths3("path", "to", "dir"))
 	assert.Eq(t, "path\\to\\dir", fsutil.JoinSubPaths("path", "to", "dir"))
 }
 
diff --git a/internal/comfunc/fsfunc.go b/internal/comfunc/fsfunc.go
new file mode 100644
index 000000000..df17c9520
--- /dev/null
+++ b/internal/comfunc/fsfunc.go
@@ -0,0 +1,20 @@
+package comfunc
+
+import "path/filepath"
+
+// JoinPaths2 elements, like the filepath.Join()
+func JoinPaths2(basePath string, elems []string) string {
+	paths := make([]string, len(elems)+1)
+	paths[0] = basePath
+	copy(paths[1:], elems)
+	return filepath.Join(paths...)
+}
+
+// JoinPaths3 elements, like the filepath.Join()
+func JoinPaths3(basePath, secPath string, elems []string) string {
+	paths := make([]string, len(elems)+2)
+	paths[0] = basePath
+	paths[1] = secPath
+	copy(paths[2:], elems)
+	return filepath.Join(paths...)
+}