diff --git a/go.go b/go.go
index 37edb36..3f40584 100644
--- a/go.go
+++ b/go.go
@@ -15,9 +15,11 @@ import (
 )
 
 type OutputTemplateData struct {
-	Dir  string
-	OS   string
-	Arch string
+	Dir       string
+	OS        string
+	OSUname   string
+	Arch      string
+	ArchUname string
 }
 
 type CompileOpts struct {
@@ -59,9 +61,11 @@ func GoCrossCompile(opts *CompileOpts) error {
 		return err
 	}
 	tplData := OutputTemplateData{
-		Dir:  filepath.Base(opts.PackagePath),
-		OS:   opts.Platform.OS,
-		Arch: opts.Platform.Arch,
+		Dir:       filepath.Base(opts.PackagePath),
+		OS:        opts.Platform.OS,
+		OSUname:   opts.Platform.OSUname(),
+		Arch:      opts.Platform.Arch,
+		ArchUname: opts.Platform.ArchUname(),
 	}
 	if err := tpl.Execute(&outputPath, &tplData); err != nil {
 		return err
diff --git a/main.go b/main.go
index d8098c9..dee98b1 100644
--- a/main.go
+++ b/main.go
@@ -200,8 +200,9 @@ Output path template:
 
   The output path for the compiled binaries is specified with the
   "-output" flag. The value is a string that is a Go text template.
-  The default value is "{{.Dir}}_{{.OS}}_{{.Arch}}". The variables and
-  their values should be self-explanatory.
+  The default value is "{{.Dir}}_{{.OS}}_{{.Arch}}". Other available
+  variables are OSUname and ArchUname which should correspond to uname -s
+  and uname -m respectively.
 
 Platforms (OS/Arch):
 
diff --git a/platform.go b/platform.go
index 88428bc..5a1270f 100644
--- a/platform.go
+++ b/platform.go
@@ -25,6 +25,51 @@ func (p *Platform) String() string {
 	return fmt.Sprintf("%s/%s", p.OS, p.Arch)
 }
 
+/// Like `uname -s`
+// Matches https://github.com/golang/go/blob/master/src/go/build/syslist.go
+func (p *Platform) OSUname() string {
+	return map[string]string{
+		//"android":
+		"darwin":    "Darwin",
+		"dragonfly": "DragonFly",
+		"freebsd":   "FreeBSD",
+		"linux":     "Linux",
+		//"nacl":
+		"netbsd":    "NetBSD",
+		"openbsd":   "OpenBSD",
+		"plan9":     "Plan9",
+		"solaris":   "SunOS",
+		"windows":   "Windows",
+		//"zos":
+	}[p.OS]
+}
+
+/// Like `uname -m`
+// Matches https://github.com/golang/go/blob/master/src/go/build/syslist.go
+func (p *Platform) ArchUname() string {
+	return map[string]string{
+		"386":     "i386",
+		"amd64":   "x86_64",
+		//"amd64p32":
+		"arm":     "arm",
+		//"armbe":
+		"arm64":   "aarch64",
+		//"arm64be":
+		"ppc64":   "ppc64",
+		"ppc64le": "ppc64le",
+		//"mips":
+		//"mipsle":
+		//"mips64":
+		//"mips64p32":
+		//"mips64p32le":
+		//"ppc":
+		//"s390":
+		//"s390x":
+		//"sparc":
+		//"sparc64":
+	}[p.Arch]
+}
+
 var (
 	Platforms_1_0 = []Platform{
 		{"darwin", "386", true},