diff --git a/internal/rosa/all.go b/internal/rosa/all.go
index d59e748..2414a91 100644
--- a/internal/rosa/all.go
+++ b/internal/rosa/all.go
@@ -65,6 +65,7 @@ const (
 	Rsync
 	Sed
 	Setuptools
+	SquashfsTools
 	Toybox
 	toyboxEarly
 	Unzip
@@ -168,6 +169,7 @@ func ResolveName(name string) (p PArtifact, ok bool) {
 		"rsync":             Rsync,
 		"sed":               Sed,
 		"setuptools":        Setuptools,
+		"squashfs-tools":    SquashfsTools,
 		"toybox":            Toybox,
 		"unzip":             Unzip,
 		"wayland":           Wayland,
diff --git a/internal/rosa/squashfs.go b/internal/rosa/squashfs.go
new file mode 100644
index 0000000..f0ba0cb
--- /dev/null
+++ b/internal/rosa/squashfs.go
@@ -0,0 +1,41 @@
+package rosa
+
+import "hakurei.app/internal/pkg"
+
+func (t Toolchain) newSquashfsTools() pkg.Artifact {
+	const (
+		version  = "4.7.4"
+		checksum = "pG0E_wkRJFS6bvPYF-hTKZT-cWnvo5BbIzCDZrJZVQDgJOx2Vc3ZfNSEV7Di7cSW"
+	)
+	return t.NewViaMake("squashfs-tools", version, t.NewPatchedSource(
+		"squashfs-tools", version, pkg.NewHTTPGetTar(
+			nil, "https://github.com/plougher/squashfs-tools/releases/"+
+				"download/"+version+"/squashfs-tools-"+version+".tar.gz",
+			mustDecode(checksum),
+			pkg.TarGzip,
+		), false,
+	), &MakeAttr{
+		Writable:      true,
+		SkipConfigure: true,
+		InPlace:       true,
+
+		Env: []string{
+			"CONFIG=1",
+			"XZ_SUPPORT=0",
+			"LZO_SUPPORT=0",
+			"LZ4_SUPPORT=0",
+			"COMP_DEFAULT=zstd",
+			"USE_PREBUILT_MANPAGES=y",
+		},
+		ScriptEarly:   "cd /usr/src/squashfs-tools/squashfs-tools",
+		SkipCheck:     true,
+		ScriptInstall: "make INSTALL_PREFIX=/work/system install",
+	},
+		t.Load(Sed),
+
+		t.Load(Zstd),
+		t.Load(Gzip),
+		t.Load(Zlib),
+	)
+}
+func init() { artifactsF[SquashfsTools] = Toolchain.newSquashfsTools }