diff --git a/roles/build-extension/defaults/main.yaml b/roles/build-extension/defaults/main.yaml
new file mode 100644
index 0000000..2774de6
--- /dev/null
+++ b/roles/build-extension/defaults/main.yaml
@@ -0,0 +1 @@
+make_target: chromium_stable
diff --git a/roles/build-extension/tasks/main.yaml b/roles/build-extension/tasks/main.yaml
new file mode 100644
index 0000000..7759c47
--- /dev/null
+++ b/roles/build-extension/tasks/main.yaml
@@ -0,0 +1,6 @@
+- name: Build extension
+  make:
+    chdir: "{{ zuul.project.src_dir }}"
+    target: "{{ make_target }}"
+  environment:
+    PATH: /usr/local/go/bin:{{ ansible_env.PATH }}