diff --git a/docs/configuration/command.md b/docs/configuration/command.md
index ae40826..080e4cb 100644
--- a/docs/configuration/command.md
+++ b/docs/configuration/command.md
@@ -263,7 +263,7 @@ list | `[]`
 
 ### build.env
 
-Type | Required
+Type | Default
 ---|---
 map | `{}`
 
@@ -288,9 +288,33 @@ map | `{}`
 
     In this case, VERSION is specified to change version used in build steps.
 
+### build.directory
+
+Type | Default
+---|---
+string | (each package home)
+
+`build.directory` can be specified a path of working directory to build a package.
+
+=== "Case 1"
+
+    ```yaml hl_lines="7"
+    http:
+    - name: nkf
+      description: Netword Kanji Filter
+      url: https://free.nchc.org.tw/osdn//nkf/70406/nkf-2.1.5.tar.gz
+      command:
+        build:
+          directory: nkf-2.1.5
+          steps:
+            - make
+        link:
+          - from: '*/nkf'
+    ```
+
 ### snippet
 
-Type | Required
+Type | Default
 ---|---
 string | `""`
 
@@ -316,7 +340,7 @@ string | `""`
 
 ### if
 
-Type | Required
+Type | Default
 ---|---
 string | `""`
 
diff --git a/pkg/config/command.go b/pkg/config/command.go
index 17a159f..847b5cb 100644
--- a/pkg/config/command.go
+++ b/pkg/config/command.go
@@ -29,8 +29,9 @@ type Command struct {
 
 // Build is
 type Build struct {
-	Steps []string          `yaml:"steps" validate:"required"`
-	Env   map[string]string `yaml:"env"`
+	Steps     []string          `yaml:"steps" validate:"required"`
+	Env       map[string]string `yaml:"env"`
+	Directory string            `yaml:"directory"`
 }
 
 // Link is
@@ -162,10 +163,15 @@ func (c Command) buildRequired() bool {
 }
 
 func (c Command) build(pkg Package) error {
+	wd, _ := os.Getwd()
+	log.Printf("[DEBUG] Current working directory: %s", wd)
+
+	dir := filepath.Join(pkg.GetHome(), c.Build.Directory)
+
 	p := shellwords.NewParser()
 	p.ParseEnv = true
 	p.ParseBacktick = true
-	p.Dir = pkg.GetHome()
+	p.Dir = dir
 
 	var errs errors.Errors
 	for _, step := range c.Build.Steps {
@@ -191,8 +197,8 @@ func (c Command) build(pkg Package) error {
 		cmd.Stdout = &stdout
 		cmd.Stdout = os.Stdout // TODO: remove
 		cmd.Stderr = &stderr
-		log.Printf("[INFO] cd %s\n", pkg.GetHome())
-		cmd.Dir = pkg.GetHome()
+		log.Printf("[DEBUG] change dir to: %s\n", dir)
+		cmd.Dir = dir
 		if err := cmd.Run(); err != nil {
 			errs.Append(err)
 			if stderr.String() != "" {