diff --git a/test/specs/commits.js b/test/specs/commits.js
index 82e2b1bd..c1c11e5f 100644
--- a/test/specs/commits.js
+++ b/test/specs/commits.js
@@ -6,21 +6,27 @@ const commits = proxyquire('../../dist/lib/commits', {
 })
 
 test('commits since last release', (t) => {
-  t.test('get all commits', (t) => {
+  t.test('get all commits', (tt) => {
     commits({}, (err, commits) => {
-      t.error(err)
-      t.is(commits.length, 2, 'all commits')
-      t.is(commits[0].hash, 'hash-one', 'parsed hash')
-      t.is(commits[1].message, 'commit-two', 'parsed message')
+      tt.error(err)
+      tt.is(commits.length, 2, 'all commits')
+      tt.is(commits[0].hash, 'hash-one', 'parsed hash')
+      tt.is(commits[1].message, 'commit-two', 'parsed message')
+
+      tt.end()
     })
   })
 
-  t.test('get commits since hash', (t) => {
+  t.test('get commits since hash', (tt) => {
     commits({gitHead: 'hash'}, (err, commits) => {
-      t.error(err)
-      t.is(commits.length, 1, 'specified commits')
-      t.is(commits[0].hash, 'hash-one', 'parsed hash')
-      t.is(commits[0].message, 'commit-one', 'parsed message')
+      tt.error(err)
+      tt.is(commits.length, 1, 'specified commits')
+      tt.is(commits[0].hash, 'hash-one', 'parsed hash')
+      tt.is(commits[0].message, 'commit-one', 'parsed message')
+
+      tt.end()
     })
   })
+
+  t.end()
 })
diff --git a/test/specs/last-release.js b/test/specs/last-release.js
index 7dfa86df..68f56ad3 100644
--- a/test/specs/last-release.js
+++ b/test/specs/last-release.js
@@ -8,35 +8,43 @@ const npmConfig = {
 }
 
 test('last release from registry', (t) => {
-  t.test('get release from package name', (t) => {
+  t.test('get release from package name', (tt) => {
     lastRelease({
       name: 'available'
     }, npmConfig,
     (err, release) => {
-      t.error(err)
-      t.is(release.version, '1.33.7', 'version')
-      t.is(release.gitHead, 'HEAD', 'gitHead')
+      tt.error(err)
+      tt.is(release.version, '1.33.7', 'version')
+      tt.is(release.gitHead, 'HEAD', 'gitHead')
+
+      tt.end()
     })
   })
 
-  t.test('get release from scoped package name', (t) => {
+  t.test('get release from scoped package name', (tt) => {
     lastRelease({
       name: '@scoped/available'
     }, npmConfig,
     (err, release) => {
-      t.error(err)
-      t.is(release.version, '1.33.7', 'version')
-      t.is(release.gitHead, 'HEAD', 'gitHead')
+      tt.error(err)
+      tt.is(release.version, '1.33.7', 'version')
+      tt.is(release.gitHead, 'HEAD', 'gitHead')
+
+      tt.end()
     })
   })
 
-  t.test('get nothing from not yet published package name', (t) => {
+  t.test('get nothing from not yet published package name', (tt) => {
     lastRelease({
       name: 'unavailable'
     }, npmConfig,
     (err, release) => {
-      t.error(err)
-      t.is(release.version, undefined, 'no version')
+      tt.error(err)
+      tt.is(release.version, undefined, 'no version')
+
+      tt.end()
     })
   })
+
+  t.end()
 })
diff --git a/test/specs/pre.js b/test/specs/pre.js
index 41dde94b..b0ff6278 100644
--- a/test/specs/pre.js
+++ b/test/specs/pre.js
@@ -12,7 +12,7 @@ const plugins = {
 }
 
 test('full pre run', (t) => {
-  t.test('increase version', (t) => {
+  t.test('increase version', (tt) => {
     pre({
       name: 'available'
     }, {
@@ -20,13 +20,15 @@ test('full pre run', (t) => {
     },
     plugins,
     (err, release) => {
-      t.error(err)
-      t.is(release.type, 'major')
-      t.is(release.version, '2.0.0')
+      tt.error(err)
+      tt.is(release.type, 'major')
+      tt.is(release.version, '2.0.0')
+
+      tt.end()
     })
   })
 
-  t.test('increase version', (t) => {
+  t.test('increase version', (tt) => {
     pre({
       name: 'unavailable'
     }, {
@@ -34,9 +36,13 @@ test('full pre run', (t) => {
     },
     plugins,
     (err, release) => {
-      t.error(err)
-      t.is(release.type, 'initial')
-      t.is(release.version, '1.0.0')
+      tt.error(err)
+      tt.is(release.type, 'initial')
+      tt.is(release.version, '1.0.0')
+
+      tt.end()
     })
   })
+
+  t.end()
 })
diff --git a/test/specs/type.js b/test/specs/type.js
index 5fb92499..a1c8f582 100644
--- a/test/specs/type.js
+++ b/test/specs/type.js
@@ -3,7 +3,7 @@ const test = require('tap').test
 const type = require('../../dist/lib/type')
 
 test('get type from commits', (t) => {
-  t.test('get type from plugin', (t) => {
+  t.test('get type from plugin', (tt) => {
     type({
       analyze: () => 'major'
     }, [{
@@ -12,27 +12,35 @@ test('get type from commits', (t) => {
     }], {
       version: '1.0.0'
     }, (err, type) => {
-      t.error(err)
-      t.is(type, 'major')
+      tt.error(err)
+      tt.is(type, 'major')
+
+      tt.end()
     })
   })
 
-  t.test('error when no changes', (t) => {
+  t.test('error when no changes', (tt) => {
     type({
       analyze: () => null
     }, [], {},
     (err) => {
-      t.is(err.code, 'ENOCHANGE')
+      tt.is(err.code, 'ENOCHANGE')
+
+      tt.end()
     })
   })
 
-  t.test('initial version', (t) => {
+  t.test('initial version', (tt) => {
     type({
       analyze: () => 'major'
     }, [], {},
     (err, type) => {
-      t.error(err)
-      t.is(type, 'initial')
+      tt.error(err)
+      tt.is(type, 'initial')
+
+      tt.end()
     })
   })
+
+  t.end()
 })