diff --git a/.eslintrc b/.eslintrc
index 4a8fb4a0..88dc68e8 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -47,6 +47,7 @@
         "object-curly-spacing": ["error", "always"],
         "operator-linebreak": ["error", "before"],
         "semi-style": ["error", "last"],
+        "space-in-parens": ["error", "never"],
         "space-infix-ops": "error",
         "space-unary-ops": ["error", {
             "words": false,
diff --git a/bin/tape b/bin/tape
index 027fbb1b..35e1e791 100755
--- a/bin/tape
+++ b/bin/tape
@@ -25,7 +25,7 @@ if (typeof opts.require === 'string') {
 }
 
 opts.require.forEach(function (module) {
-    var options  = { basedir: cwd, extensions: Object.keys(require.extensions) };
+    var options = { basedir: cwd, extensions: Object.keys(require.extensions) };
     if (module) {
         /* This check ensures we ignore `-r ""`, trailing `-r`, or
          * other silly things the user might (inadvertently) be doing.
diff --git a/test/async-await/async-bug.js b/test/async-await/async-bug.js
index 219db582..b9fde636 100644
--- a/test/async-await/async-bug.js
+++ b/test/async-await/async-bug.js
@@ -24,7 +24,6 @@ test('async-error', async function myTest(t) {
     t.end();
 });
 
-
 function sleep(ms) {
     return new Promise((resolve) => {
         setTimeout(resolve, ms);
diff --git a/test/comment.js b/test/comment.js
index c63395ac..b9933b53 100644
--- a/test/comment.js
+++ b/test/comment.js
@@ -64,7 +64,6 @@ tap.test('null argument', function (assert) {
     });
 });
 
-
 // Exploratory test, how is whitespace treated?
 tap.test('whitespace', function (assert) {
     assert.plan(1);
diff --git a/test/create_multiple_streams.js b/test/create_multiple_streams.js
index 19cd5f9e..9307e881 100644
--- a/test/create_multiple_streams.js
+++ b/test/create_multiple_streams.js
@@ -13,7 +13,7 @@ tape.test('createMultipleStreams', function (tt) {
 
     th('test one', function (tht) {
         tht.plan(1);
-        setTimeout( function () {
+        setTimeout(function () {
             tht.pass();
             testOneComplete = true;
         }, 100);
@@ -26,8 +26,7 @@ tape.test('createMultipleStreams', function (tt) {
 
     th.onFinish(function () {
         tt.equal(th._results.count, 2, 'harness test ran');
-        tt.equal(th._results.fail,  0, "harness test didn't fail");
+        tt.equal(th._results.fail, 0, "harness test didn't fail");
     });
 });
 
-
diff --git a/test/exit.js b/test/exit.js
index d782b8f3..45c9df97 100644
--- a/test/exit.js
+++ b/test/exit.js
@@ -27,7 +27,7 @@ tap.test('exit ok', function (t) {
             '',
             '# ok',
             '', // yes, these double-blank-lines at the end are required.
-            ''  // if you can figure out how to remove them, please do!
+            '' // if you can figure out how to remove them, please do!
         ].join('\n'));
     };
 
diff --git a/test/nested2.js b/test/nested2.js
index 685fd15a..f167df61 100644
--- a/test/nested2.js
+++ b/test/nested2.js
@@ -12,7 +12,6 @@ test(function (t) {
         });
     });
 
-
     t.test('teardown', function (st) {
         st.end();
     });