diff --git a/test/built-ins/Math/acosh/acosh-length.js b/test/built-ins/Math/acosh/acosh-length.js
index a3c618120c..80cfb9dc4c 100644
--- a/test/built-ins/Math/acosh/acosh-length.js
+++ b/test/built-ins/Math/acosh/acosh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.acosh
-includes:
-    - assert.js
 es6id: 20.2.2.3
 ---*/
 
diff --git a/test/built-ins/Math/acosh/acosh-specialVals.js b/test/built-ins/Math/acosh/acosh-specialVals.js
index 3bf8eb3d79..484eb3b016 100644
--- a/test/built-ins/Math/acosh/acosh-specialVals.js
+++ b/test/built-ins/Math/acosh/acosh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.acosh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.3
 ---*/
 
diff --git a/test/built-ins/Math/asinh/asinh-length.js b/test/built-ins/Math/asinh/asinh-length.js
index de235db03f..6f7d623597 100644
--- a/test/built-ins/Math/asinh/asinh-length.js
+++ b/test/built-ins/Math/asinh/asinh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.asinh
-includes:
-    - assert.js
 es6id: 20.2.2.5
 ---*/
 
diff --git a/test/built-ins/Math/asinh/asinh-specialVals.js b/test/built-ins/Math/asinh/asinh-specialVals.js
index 95a303b854..0c2fda9657 100644
--- a/test/built-ins/Math/asinh/asinh-specialVals.js
+++ b/test/built-ins/Math/asinh/asinh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.asinh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.5
 ---*/
 
diff --git a/test/built-ins/Math/atanh/atanh-length.js b/test/built-ins/Math/atanh/atanh-length.js
index 0d58061ffd..d34c85aee4 100644
--- a/test/built-ins/Math/atanh/atanh-length.js
+++ b/test/built-ins/Math/atanh/atanh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.atanh
-includes:
-    - assert.js
 es6id: 20.2.2.7
 ---*/
 
diff --git a/test/built-ins/Math/atanh/atanh-specialVals.js b/test/built-ins/Math/atanh/atanh-specialVals.js
index e3fb840847..b144e4bb5e 100644
--- a/test/built-ins/Math/atanh/atanh-specialVals.js
+++ b/test/built-ins/Math/atanh/atanh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.atanh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.7
 ---*/
 
diff --git a/test/built-ins/Math/cbrt/cbrt-length.js b/test/built-ins/Math/cbrt/cbrt-length.js
index 36fa55b6dc..fe2d7a1c35 100644
--- a/test/built-ins/Math/cbrt/cbrt-length.js
+++ b/test/built-ins/Math/cbrt/cbrt-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.cbrt
-includes:
-    - assert.js
 es6id: 20.2.2.9
 ---*/
 
diff --git a/test/built-ins/Math/cbrt/cbrt-specialValues.js b/test/built-ins/Math/cbrt/cbrt-specialValues.js
index 973264caaa..a1f9fcde0b 100644
--- a/test/built-ins/Math/cbrt/cbrt-specialValues.js
+++ b/test/built-ins/Math/cbrt/cbrt-specialValues.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.cbrt with special values
-includes:
-    - assert.js
 es6id: 20.2.2.9
 ---*/
 
diff --git a/test/built-ins/Math/cosh/cosh-length.js b/test/built-ins/Math/cosh/cosh-length.js
index cb61f975a4..59e379d7bf 100644
--- a/test/built-ins/Math/cosh/cosh-length.js
+++ b/test/built-ins/Math/cosh/cosh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.cosh
-includes:
-    - assert.js
 es6id: 20.2.2.13
 ---*/
 
diff --git a/test/built-ins/Math/cosh/cosh-specialVals.js b/test/built-ins/Math/cosh/cosh-specialVals.js
index 1cf5b35de0..7c36a759ad 100644
--- a/test/built-ins/Math/cosh/cosh-specialVals.js
+++ b/test/built-ins/Math/cosh/cosh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.cosh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.13
 ---*/
 
diff --git a/test/built-ins/Math/expm1/expm1-length.js b/test/built-ins/Math/expm1/expm1-length.js
index 2bca0f24f2..4e01c6688a 100644
--- a/test/built-ins/Math/expm1/expm1-length.js
+++ b/test/built-ins/Math/expm1/expm1-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.expm1
-includes:
-    - assert.js
 es6id: 20.2.2.15
 ---*/
 
diff --git a/test/built-ins/Math/expm1/expm1-specialVals.js b/test/built-ins/Math/expm1/expm1-specialVals.js
index f459faed24..3d62cc398e 100644
--- a/test/built-ins/Math/expm1/expm1-specialVals.js
+++ b/test/built-ins/Math/expm1/expm1-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.expm1 with sample values.
-includes:
-    - assert.js
 es6id: 20.2.2.15
 ---*/
 
diff --git a/test/built-ins/Math/imul/imul-length.js b/test/built-ins/Math/imul/imul-length.js
index ce0f4a818b..ae299ca389 100644
--- a/test/built-ins/Math/imul/imul-length.js
+++ b/test/built-ins/Math/imul/imul-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.imul
-includes:
-    - assert.js
 es6id: 20.2.2.19
 ---*/
 
diff --git a/test/built-ins/Math/log10/Log10-length.js b/test/built-ins/Math/log10/Log10-length.js
index 63bcbf5aea..edab19b712 100644
--- a/test/built-ins/Math/log10/Log10-length.js
+++ b/test/built-ins/Math/log10/Log10-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.log10
-includes:
-    - assert.js
 es6id: 20.2.2.20
 ---*/
 
diff --git a/test/built-ins/Math/log10/Log10-specialVals.js b/test/built-ins/Math/log10/Log10-specialVals.js
index c6a9a74ec0..5a8411b760 100644
--- a/test/built-ins/Math/log10/Log10-specialVals.js
+++ b/test/built-ins/Math/log10/Log10-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.Log10 with sample values.
-includes:
-    - assert.js
 es6id: 20.2.2.20
 ---*/
 
diff --git a/test/built-ins/Math/log1p/Log1p-length.js b/test/built-ins/Math/log1p/Log1p-length.js
index 4b326cb1fe..a0c254f060 100644
--- a/test/built-ins/Math/log1p/Log1p-length.js
+++ b/test/built-ins/Math/log1p/Log1p-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.log1p
-includes:
-    - assert.js
 es6id: 20.2.2.21
 ---*/
 
diff --git a/test/built-ins/Math/log2/log2-length.js b/test/built-ins/Math/log2/log2-length.js
index 10e299c020..1e55a41289 100644
--- a/test/built-ins/Math/log2/log2-length.js
+++ b/test/built-ins/Math/log2/log2-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.log2
-includes:
-    - assert.js
 es6id: 20.2.2.23
 ---*/
 
diff --git a/test/built-ins/Math/sign/sign-length.js b/test/built-ins/Math/sign/sign-length.js
index cd439055fc..22427b6c70 100644
--- a/test/built-ins/Math/sign/sign-length.js
+++ b/test/built-ins/Math/sign/sign-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.sign
-includes:
-    - assert.js
 es6id: 20.2.2.29
 ---*/
 
diff --git a/test/built-ins/Math/sign/sign-specialVals.js b/test/built-ins/Math/sign/sign-specialVals.js
index 32a921c43a..147842d31d 100644
--- a/test/built-ins/Math/sign/sign-specialVals.js
+++ b/test/built-ins/Math/sign/sign-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.sign with special values
-includes:
-    - assert.js
 es6id: 20.2.2.29
 ---*/
 
diff --git a/test/built-ins/Math/sinh/sinh-length.js b/test/built-ins/Math/sinh/sinh-length.js
index bbf2a769cf..d471b4ef60 100644
--- a/test/built-ins/Math/sinh/sinh-length.js
+++ b/test/built-ins/Math/sinh/sinh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.sinh
-includes:
-    - assert.js
 es6id: 20.2.2.31
 ---*/
 
diff --git a/test/built-ins/Math/sinh/sinh-specialVals.js b/test/built-ins/Math/sinh/sinh-specialVals.js
index 113ec90e6d..cc93825cb2 100644
--- a/test/built-ins/Math/sinh/sinh-specialVals.js
+++ b/test/built-ins/Math/sinh/sinh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.sinh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.31
 ---*/
 
diff --git a/test/built-ins/Math/tanh/tanh-length.js b/test/built-ins/Math/tanh/tanh-length.js
index 2f99aaadc2..d7000a06dd 100644
--- a/test/built-ins/Math/tanh/tanh-length.js
+++ b/test/built-ins/Math/tanh/tanh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.tanh
-includes:
-    - assert.js
 es6id: 20.2.2.34
 ---*/
 
diff --git a/test/built-ins/Math/tanh/tanh-specialVals.js b/test/built-ins/Math/tanh/tanh-specialVals.js
index bd1cad81f9..27e9e57524 100644
--- a/test/built-ins/Math/tanh/tanh-specialVals.js
+++ b/test/built-ins/Math/tanh/tanh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.tanh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.34
 ---*/
 
diff --git a/test/built-ins/Math/trunc/trunc-length.js b/test/built-ins/Math/trunc/trunc-length.js
index fa71f51333..b4381936f2 100644
--- a/test/built-ins/Math/trunc/trunc-length.js
+++ b/test/built-ins/Math/trunc/trunc-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.trunc
-includes:
-    - assert.js
 es6id: 20.2.2.35
 ---*/
 
diff --git a/test/built-ins/Math/trunc/trunc-specialVals.js b/test/built-ins/Math/trunc/trunc-specialVals.js
index 35c5148f9b..a1d6e1cb26 100644
--- a/test/built-ins/Math/trunc/trunc-specialVals.js
+++ b/test/built-ins/Math/trunc/trunc-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.trunc with sample values.
-includes:
-    - assert.js
 es6id: 20.2.2.35
 ---*/