diff --git a/README.md b/README.md
index 509a3b9..e2255b2 100644
--- a/README.md
+++ b/README.md
@@ -56,6 +56,7 @@ Following inputs can be used as `step.with` keys
 |-----------------|---------|----------------------|----------------------------------------------------------------------------------------------------------------------------------|
 | `go_version`    | String  | `latest`             | Go release to use for cross compilation from those [docker tags](https://hub.docker.com/r/crazymax/xgo/tags/). Example: `1.12.x` |
 | `dest`          | String  | `build`              | Destination folder to put binaries in                                                                                            |
+| `pkg`           | String  |                      | Sub-package to build if not root import                                                                                          |
 | `prefix`        | String  |                      | Prefix to use for output naming. Default to package name                                                                         |
 | `targets`       | String  | `*/*`                | Comma separated targets to build for. Example: `windows/amd64,linux/386`                                                         |
 | `v`             | Bool    | `false`              | Prints the names of packages as they are compiled                                                                                |
diff --git a/action.yml b/action.yml
index 34761df..3ccbd4b 100644
--- a/action.yml
+++ b/action.yml
@@ -13,6 +13,8 @@ inputs:
   dest:
     description: 'Destination folder to put binaries in'
     default: 'build'
+  pkg:
+    description: 'Sub-package to build if not root import'
   prefix:
     description: 'Prefix to use for output naming. Default to package name'
   targets:
diff --git a/lib/xgo.js b/lib/xgo.js
index c248f54..b0581c3 100644
--- a/lib/xgo.js
+++ b/lib/xgo.js
@@ -30,6 +30,7 @@ function run() {
             const xgo_version = '0.3.2';
             const go_version = core.getInput('go_version');
             const dest = core.getInput('dest');
+            const pkg = core.getInput('pkg');
             const prefix = core.getInput('prefix');
             const targets = core.getInput('targets');
             const v = core.getInput('v');
@@ -45,6 +46,9 @@ function run() {
             if (go_version) {
                 args.push('-go', go_version);
             }
+            if (pkg) {
+                args.push('-pkg', pkg);
+            }
             if (prefix) {
                 args.push('-out', prefix);
             }
diff --git a/src/xgo.ts b/src/xgo.ts
index 21b41a0..af418e0 100644
--- a/src/xgo.ts
+++ b/src/xgo.ts
@@ -12,6 +12,7 @@ async function run() {
     const xgo_version = '0.3.2';
     const go_version = core.getInput('go_version');
     const dest = core.getInput('dest');
+    const pkg = core.getInput('pkg');
     const prefix = core.getInput('prefix');
     const targets = core.getInput('targets');
     const v = core.getInput('v');
@@ -33,6 +34,9 @@ async function run() {
     if (go_version) {
       args.push('-go', go_version);
     }
+    if (pkg) {
+      args.push('-pkg', pkg);
+    }
     if (prefix) {
       args.push('-out', prefix);
     }