diff --git a/package.json b/package.json
index caf6ac5..2c70cc1 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "license": "MIT",
   "main": "./lib/CLI.js",
   "typings": "./lib/index.d.ts",
-  "version": "2.0.0-alpha-4",
+  "version": "2.0.0-alpha-5",
   "dependencies": {
     "chalk": "^2.3.0"
   },
diff --git a/src/Chest.spec.ts b/src/Chest.spec.ts
index 0583953..9444af7 100644
--- a/src/Chest.spec.ts
+++ b/src/Chest.spec.ts
@@ -35,26 +35,29 @@ describe('when using RootProject to load a project', () => {
     expect(projects[0].owner).to.not.equal(undefined)
   })
 
-  it('should return static InvalidProject when single project does not exist', async () => {
+  it('should return static InvalidProject when single project does not exist', () => {
     const directory = Files.join(process.cwd(), 'testables', 'nonexistant')
-    Chest.project(directory).then(project => Chest.projects(project).should.eventually.equal(Project.InvalidProject))
+
+    return Chest.project(directory).then(project => expect(project).to.equal(Project.InvalidProject))
   })
 
-  it('should throw error when workspace project has no child projects', async () => {
+  it('should throw error when workspace project has no child projects', () => {
     const directory = Files.join(process.cwd(), 'testables', 'workspaces-invalid')
-    Chest.project(directory).then(project => Chest.projects(project).should.eventually.throw())
+    return Chest.project(directory).then(async project => {
+      const projects = await Chest.projects(project)
+      expect(projects).to.deep.equal([Project.InvalidProject])
+    })
   })
 
-  it('should run scripts for single project', (done) => {
+  it('should run scripts for single project', () => {
     const directory = Files.join(process.cwd(), 'testables', 'single')
     const args = Object.keys(Registry.all())
-    Chest.run(directory, ...args).then(() => done())
+    return Chest.run(directory, ...args)
   })
 
-  it('should run scripts for workspace project', (done) => {
+  it('should run scripts for workspace project', () => {
     const directory = Files.join(process.cwd(), 'testables', 'workspaces')
     const args = Object.keys(Registry.all())
-    Chest.run(directory, ...args).then(() => done())
+    return Chest.run(directory, ...args)
   })
-
 })
diff --git a/src/Chest.ts b/src/Chest.ts
index bb8de3d..9ab572e 100644
--- a/src/Chest.ts
+++ b/src/Chest.ts
@@ -25,7 +25,7 @@ export class Chest {
     const npmfile = path.join(root, 'package.json')
 
     if (await Files.exists(npmfile) === false) {
-      Chest.Log.error(new Error(`failed to find ${npmfile} in ${root}`))
+      Chest.Log.error(new Error(`failed to find ${npmfile} in [${root}]`))
       return Project.InvalidProject
     }
 
@@ -36,6 +36,7 @@ export class Chest {
   public static async projects(owner: Project): Promise<Project[]> {
     const project = await Chest.project(owner.path)
     const npm = await project.package
+    this.Log.debug('project', project.name)
 
     if (npm.private && npm.workspace) {
       return npm.workspace.map(workspaceRoot => Chest.workspaces(project, workspaceRoot))
@@ -49,15 +50,18 @@ export class Chest {
     workspaceRoot = Files.join(owner.path, workspaceRoot.substring(0, workspaceRoot.indexOf('/*')))
 
     if (await Files.exists(workspaceRoot) === false) {
-      throw new Error(`failed to find workspace ${workspaceRoot} in ${owner.name}`)
+      Chest.Log.error(new Error(`[workspace] failed to find ${workspaceRoot} in [${owner.name}]`))
+      return [Project.InvalidProject]
     }
 
     const projects = await Files.listdirs(workspaceRoot)
 
-    return Promise.all(projects.map(async project => {
-      const npmfile = path.join(project, 'package.json')
+    return Promise.all(projects.map(async projectPath => {
+      const npmfile = path.join(projectPath, 'package.json')
       const npm = await Files.json<NPM>(npmfile)
-      return new Project(npm.name, project, owner)
+      const project = new Project(npm.name, projectPath, owner)
+      this.Log.debug('project.workspace', owner.name, '->', project.name)
+      return project
     }))
   }
 }
diff --git a/src/Core/Actions/Typings.ts b/src/Core/Actions/Typings.ts
index ddaeb8d..f9cb509 100644
--- a/src/Core/Actions/Typings.ts
+++ b/src/Core/Actions/Typings.ts
@@ -25,12 +25,17 @@ class Script extends UpdateScript {
   public async exec(rootpath: string): Promise<void> {
     const tsconfigfile = path.join(rootpath, 'tsconfig.json')
     const packagedir = path.join(rootpath, 'node_modules')
+    this.log.debug('exec', this.name, rootpath, packagedir)
 
     if (await Files.exists(tsconfigfile) && await Files.exists(packagedir)) {
       const packagedirs = await Files.listdirs(packagedir)
       const tsconfig = await Files.json<any>(tsconfigfile)
 
-      const dependencies = await Promise.all(packagedirs.map(async packagedir => await this.map(packagedir)))
+      const dependencies = await Promise.all(packagedirs.map(packagedir => {
+        this.log.debug('dependencies', packagedir)
+        return this.dependencies(packagedir)
+      }))
+
       const typings = dependencies.reduce((previous, current) => previous.concat(current.filter(c => !!c.typings)), [])
 
       tsconfig.compilerOptions.types = typings.map(typing => typing.npmname).sort()
@@ -44,13 +49,13 @@ class Script extends UpdateScript {
     }
   }
 
-  private async map(packagedir: string): Promise<Dependency[]> {
+  private async dependencies(packagedir: string): Promise<Dependency[]> {
     const dirname = path.basename(packagedir)
 
     if (dirname[0] === '@') {
       const scopedirs = await Files.listdirs(packagedir)
 
-      return await Promise.all(scopedirs
+      return Promise.all(scopedirs
         .map(scope => [scope, path.join(scope, 'package.json')])
         .map(async ([scope, scopepath]): Promise<Dependency> => {
           const npm = await Files.json<NPM>(path.join(scope, 'package.json'))
diff --git a/src/Core/Files.spec.ts b/src/Core/Files.spec.ts
index e652c53..259227c 100644
--- a/src/Core/Files.spec.ts
+++ b/src/Core/Files.spec.ts
@@ -7,7 +7,7 @@ import { Files } from './Files'
 
 const expect = chai.expect
 
-describe('', () => {
+describe('when working with files', () => {
 
   before(async () => {
     const artifacts = Files.join(process.cwd(), 'artifacts')
@@ -21,7 +21,7 @@ describe('', () => {
 
   it('should write file', () => {
     const filename = Files.join(process.cwd(), 'artifacts', 'test.json')
-    Files.writefile(filename, {}).should.eventually.not.throw()
+    return Files.writefile(filename, {})
   })
 
 })
diff --git a/src/Core/Registry.spec.ts b/src/Core/Registry.spec.ts
index b6bd4ad..ff4cc79 100644
--- a/src/Core/Registry.spec.ts
+++ b/src/Core/Registry.spec.ts
@@ -1,14 +1,12 @@
 import 'mocha'
 
-import * as chai from 'chai'
-import * as chaiAsPromised from 'chai-as-promised'
+import { expect } from 'chai'
 
 import { Files } from './Files'
 import { UpdaterType } from './Interfaces'
 import { Registry } from './Registry'
 import { UpdateScript } from './UpdateScript'
 
-const expect = chai.expect
 const ScriptName = Files.extensionless(__filename)
 const RootScriptName = `${ScriptName}-root`
 const ProjectsScriptName = `${ScriptName}-projects`
@@ -25,12 +23,7 @@ class DoesNothingGoesNowhereProjects extends UpdateScript {
   }
 }
 
-describe('', () => {
-
-  beforeEach(() => {
-    chai.should()
-    chai.use(chaiAsPromised)
-  })
+describe('when using the script registry', () => {
 
   it('should return registered script names', () => {
     expect(Registry.names().length).to.be.gt(0)
@@ -44,7 +37,6 @@ describe('', () => {
   })
 
   it('should throw error when calling "get" and script does not exist', () => {
-    expect(() => Registry.get('invalid')).to.throw(Error)
+    expect(() => Registry.get('invalid')).to.throw()
   })
-
 })
diff --git a/src/Core/UpdateScript.ts b/src/Core/UpdateScript.ts
index 46d8150..d5b53cf 100644
--- a/src/Core/UpdateScript.ts
+++ b/src/Core/UpdateScript.ts
@@ -48,11 +48,14 @@ export abstract class UpdateScript implements Updater {
   protected run(project: Project, command: string, ...args: string[]): Promise<void> {
     return new Promise<void>((resolve, reject) => {
       this.log.debug('run', project.name, command, ...args)
+
       const child = cp.exec(`${command} ${args.join(' ')}`, { cwd: project.path }, error => {
         if (error) this.log.error(error)
       })
+
       child.stderr.on('data', data => this.args(project, process.stderr, data).map(lines => lines).forEach(args => this.log.error(...args)))
       child.stdout.on('data', data => this.args(project, process.stdout, data).map(lines => lines).forEach(args => this.log.task(...args)))
+
       child.addListener('exit', (code: number, signal: string) => {
         if (code === 0) {
           resolve()
diff --git a/testables/single/tsconfig.json b/testables/single/tsconfig.json
new file mode 100644
index 0000000..875cb60
--- /dev/null
+++ b/testables/single/tsconfig.json
@@ -0,0 +1,3 @@
+{
+  "compilerOptions": {}
+}
diff --git a/testables/workspaces-invalid/package.json b/testables/workspaces-invalid/package.json
index 9d1a800..097624d 100644
--- a/testables/workspaces-invalid/package.json
+++ b/testables/workspaces-invalid/package.json
@@ -7,6 +7,7 @@
     "@types/chalk": "*"
   },
   "name": "project-single",
+  "private": true,
   "version": "1.0.0",
   "workspace": [
     "packages/*"
diff --git a/testables/workspaces-invalid/tsconfig.json b/testables/workspaces-invalid/tsconfig.json
new file mode 100644
index 0000000..875cb60
--- /dev/null
+++ b/testables/workspaces-invalid/tsconfig.json
@@ -0,0 +1,3 @@
+{
+  "compilerOptions": {}
+}
diff --git a/testables/workspaces/packages/simple-package/tsconfig.json b/testables/workspaces/packages/simple-package/tsconfig.json
new file mode 100644
index 0000000..875cb60
--- /dev/null
+++ b/testables/workspaces/packages/simple-package/tsconfig.json
@@ -0,0 +1,3 @@
+{
+  "compilerOptions": {}
+}
diff --git a/testables/workspaces/projects/simple-project/tsconfig.json b/testables/workspaces/projects/simple-project/tsconfig.json
new file mode 100644
index 0000000..875cb60
--- /dev/null
+++ b/testables/workspaces/projects/simple-project/tsconfig.json
@@ -0,0 +1,3 @@
+{
+  "compilerOptions": {}
+}
diff --git a/testables/workspaces/tsconfig.json b/testables/workspaces/tsconfig.json
new file mode 100644
index 0000000..875cb60
--- /dev/null
+++ b/testables/workspaces/tsconfig.json
@@ -0,0 +1,3 @@
+{
+  "compilerOptions": {}
+}