diff --git a/lib/debugger.js b/lib/debugger.js
new file mode 100644
index 0000000..b3e9738
--- /dev/null
+++ b/lib/debugger.js
@@ -0,0 +1,12 @@
+/* @flow */
+
+export default {
+  name: 'Node.js',
+  grammarScopes: ['.source.js'],
+  start() {
+
+  },
+  stop() {
+
+  },
+}
diff --git a/lib/index.js b/lib/index.js
index 66f06a5..9772331 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1,6 +1,7 @@
 /* @flow */
 
 import { CompositeDisposable } from 'atom'
+import NodeDebugger from './debugger'
 
 export default {
   subscriptions: null,
@@ -11,9 +12,9 @@ export default {
     this.subscriptions.dispose()
   },
   consumeDebuggerRegistry(registry: Object) {
-    const delegate = registry.register({
-      name: 'Node.js',
-      grammarScopes: ['.source.js'],
+    const delegate = registry.register(NodeDebugger)
+    delegate.onDidDestroy(() => {
+      this.subscriptions.remove(delegate)
     })
     this.subscriptions.add(delegate)
   },
diff --git a/package.json b/package.json
index 98c9fd0..f910e70 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "atom": ">=1.9.0 <2.0.0"
   },
   "scripts": {
-    "test": "(apm test) && (flow check | grep -q '0 errors') && (eslint . )"
+    "test": "(apm test) && (flow check) && (eslint . )"
   },
   "keywords": [
     "debugger"