diff --git a/chore/_xtool/llcppsigfetch/parse/cvt.go b/chore/_xtool/llcppsigfetch/parse/cvt.go
index b8b6dc7c..37aecf9e 100644
--- a/chore/_xtool/llcppsigfetch/parse/cvt.go
+++ b/chore/_xtool/llcppsigfetch/parse/cvt.go
@@ -160,9 +160,8 @@ func visit(cursor, parent clang.Cursor, clientData unsafe.Pointer) clang.ChildVi
 
 	switch cursor.Kind {
 	case clang.CursorInclusionDirective:
-		// todo(zzy)
+		ct.ProcessInclude(cursor)
 	case clang.CursorMacroDefinition:
-		// todo(zzy)
 		ct.ProcessMarco(cursor)
 	case clang.CursorEnumDecl:
 		// todo(zzy)
@@ -277,6 +276,12 @@ func (ct *Converter) ProcessMarco(cursor clang.Cursor) {
 	ct.curFile.Macros = append(ct.curFile.Macros, macro)
 }
 
+func (ct *Converter) ProcessInclude(cursor clang.Cursor) {
+	name := cursor.String()
+	defer name.Dispose()
+	ct.curFile.Includes = append(ct.curFile.Includes, &ast.Include{Path: c.GoString(name.CStr())})
+}
+
 type visitFieldContext struct {
 	params    *ast.FieldList
 	converter *Converter
diff --git a/chore/_xtool/llcppsigfetch/parse/cvt_test/preprocess_test/llgo.expect b/chore/_xtool/llcppsigfetch/parse/cvt_test/preprocess_test/llgo.expect
index 72eb299f..879d6316 100644
--- a/chore/_xtool/llcppsigfetch/parse/cvt_test/preprocess_test/llgo.expect
+++ b/chore/_xtool/llcppsigfetch/parse/cvt_test/preprocess_test/llgo.expect
@@ -8,7 +8,7 @@ TestDefine Case 1:
 		"macros":	[{
 				"Name":	{
 					"Token":	2,
-					"Lit":	"foo"
+					"Lit":	"OK"
 				},
 				"Body":	[{
 						"Token":	3,
@@ -18,6 +18,70 @@ TestDefine Case 1:
 	}
 }
 
+TestDefine Case 2:
+{
+	"temp.h":	{
+		"path":	"temp.h",
+		"decls":	[],
+		"includes":	[],
+		"macros":	[{
+				"Name":	{
+					"Token":	2,
+					"Lit":	"SQUARE"
+				},
+				"Body":	[{
+						"Token":	0,
+						"Lit":	"("
+					}, {
+						"Token":	2,
+						"Lit":	"x"
+					}, {
+						"Token":	0,
+						"Lit":	")"
+					}, {
+						"Token":	0,
+						"Lit":	"("
+					}, {
+						"Token":	0,
+						"Lit":	"("
+					}, {
+						"Token":	2,
+						"Lit":	"x"
+					}, {
+						"Token":	0,
+						"Lit":	")"
+					}, {
+						"Token":	0,
+						"Lit":	"*"
+					}, {
+						"Token":	0,
+						"Lit":	"("
+					}, {
+						"Token":	2,
+						"Lit":	"x"
+					}, {
+						"Token":	0,
+						"Lit":	")"
+					}, {
+						"Token":	0,
+						"Lit":	")"
+					}]
+			}]
+	}
+}
+
+TestInclude Case 1:
+{
+	"temp.h":	{
+		"path":	"temp.h",
+		"decls":	[],
+		"includes":	[{
+				"Path":	"foo.h"
+			}],
+		"macros":	[]
+	}
+}
+
 
 #stderr
 
diff --git a/chore/_xtool/llcppsigfetch/parse/cvt_test/preprocess_test/preprocess.go b/chore/_xtool/llcppsigfetch/parse/cvt_test/preprocess_test/preprocess.go
index d342b2b0..f5ef45a5 100644
--- a/chore/_xtool/llcppsigfetch/parse/cvt_test/preprocess_test/preprocess.go
+++ b/chore/_xtool/llcppsigfetch/parse/cvt_test/preprocess_test/preprocess.go
@@ -7,11 +7,13 @@ import (
 
 func main() {
 	TestDefine()
+	TestInclude()
 }
 
 func TestDefine() {
 	testCases := []string{
-		`#define foo 1`,
+		`#define OK 1`,
+		`#define SQUARE(x) ((x) * (x))`,
 	}
 
 	for i, content := range testCases {
@@ -31,3 +33,27 @@ func TestDefine() {
 		converter.Dispose()
 	}
 }
+
+func TestInclude() {
+	testCases := []string{
+		`#include "foo.h"`,
+		// `#include <limits.h>`, //  Standard libraries are mostly platform-dependent
+	}
+
+	for i, content := range testCases {
+		converter, err := parse.NewConverter(content, true)
+		if err != nil {
+			panic(err)
+		}
+
+		_, err = converter.Convert()
+		if err != nil {
+			panic(err)
+		}
+
+		json := converter.MarshalASTFiles()
+		c.Printf(c.Str("TestInclude Case %d:\n%s\n\n"), c.Int(i+1), json.Print())
+
+		converter.Dispose()
+	}
+}
diff --git a/chore/_xtool/llcppsigfetch/parse/dump.go b/chore/_xtool/llcppsigfetch/parse/dump.go
index a72bac5a..91a9c594 100644
--- a/chore/_xtool/llcppsigfetch/parse/dump.go
+++ b/chore/_xtool/llcppsigfetch/parse/dump.go
@@ -28,6 +28,11 @@ func MarshalASTFile(file *ast.File) *cjson.JSON {
 	// json:includes,omitempty
 	if file.Includes != nil {
 		includes := cjson.Array()
+		for _, i := range file.Includes {
+			include := cjson.Object()
+			include.SetItem(c.Str("Path"), cjson.String(c.AllocaCStr(i.Path)))
+			includes.AddItem(include)
+		}
 		root.SetItem(c.Str("includes"), includes)
 	}