diff --git a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.1_NaN/S15.1.1.1_A2_T1.js b/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.1_NaN/S15.1.1.1_A2_T1.js
deleted file mode 100644
index 591a09cedf1aae3d0298078f81223bc12a1f471e..0000000000000000000000000000000000000000
--- a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.1_NaN/S15.1.1.1_A2_T1.js
+++ /dev/null
@@ -1,28 +0,0 @@
-// Copyright 2009 the Sputnik authors.  All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/**
- * @name: S15.1.1.1_A2_T1;
- * @section: 15.1.1.1, 15.5.1, 15.6.1, 15.7.1;
- * @assertion: The NaN is not ReadOnly;
- * @description: Checking Boolean, Number, String Functions; 
- * @strict_mode_negative
-*/
-
-// CHECK#1
-NaN = 1;
-if (Boolean(NaN) !== true) {
-	$ERROR('#1: NaN = 1; Boolean(NaN) === true. Actual: ' + (Boolean(NaN))); 
-}
-
-// CHECK#2
-NaN = true;
-if (Number(NaN) !== 1) {
-	$ERROR('#2: NaN = true; Number(NaN) === 1. Actual: ' + (Number(NaN))); 
-}
-
-// CHECK#3
-NaN = 1;
-if (String(NaN) !== "1") {
-	$ERROR('#3: NaN = 1; String(NaN) === "1". Actual: ' + (String(NaN))); 
-}
diff --git a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.1_NaN/S15.1.1.1_A2_T2.js b/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.1_NaN/S15.1.1.1_A2_T2.js
deleted file mode 100644
index 09192e688e27942a998b1b6c3ca04aa48a35e973..0000000000000000000000000000000000000000
--- a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.1_NaN/S15.1.1.1_A2_T2.js
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright 2009 the Sputnik authors.  All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/**
- * @name: S15.1.1.1_A2_T2;
- * @section: 15.1.1.1, 11.4.3;
- * @assertion: The NaN is not ReadOnly;
- * @description: Checking typeof Operator; 
-*/
-
-// CHECK#1
-NaN = true;
-if (typeof(NaN) !== "boolean") {
-	$ERROR('#1: NaN = true; typeof(NaN) === "boolean". Actual: ' + (typeof(NaN))); 
-}
diff --git a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.2_Infinity/S15.1.1.2_A2_T1.js b/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.2_Infinity/S15.1.1.2_A2_T1.js
deleted file mode 100644
index d7be56a8c9822d058f0299d70ed5da9fdbcf1ab6..0000000000000000000000000000000000000000
--- a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.2_Infinity/S15.1.1.2_A2_T1.js
+++ /dev/null
@@ -1,29 +0,0 @@
-// Copyright 2009 the Sputnik authors.  All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/**
- * @name: S15.1.1.2_A2_T1;
- * @section: 15.1.1.2, 15.5.1, 15.6.1, 15.7.1;
- * @assertion: The Infinity is not ReadOnly;
- * @description: Checking Boolean, Number, String Functions; 
- * @strict_mode_negative
-*/
-
-// CHECK#1
-Infinity = 0;
-if (Boolean(Infinity) !== false) {
-	$ERROR('#1: Infinity = 0; Boolean(Infinity) === false. Actual: ' + (Boolean(Infinity))); 
-}
-
-// CHECK#2
-Infinity = false;
-if (Number(Infinity) !== 0) {
-	$ERROR('#2: Infinity = false; Number(Infinity) === 0. Actual: ' + (Number(Infinity))); 
-}
-
-// CHECK#3
-Infinity = 0;
-if (String(Infinity) !== "0") {
-	$ERROR('#3: Infinity = 0; String(Infinity) === "0". Actual: ' + (String(Infinity))); 
-}
-
diff --git a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.3_undefined/S15.1.1.3_A2_T1.js b/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.3_undefined/S15.1.1.3_A2_T1.js
deleted file mode 100644
index 5bc9afe50b0720ab421e7422fe75b72a96ba6ff7..0000000000000000000000000000000000000000
--- a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.3_undefined/S15.1.1.3_A2_T1.js
+++ /dev/null
@@ -1,28 +0,0 @@
-// Copyright 2009 the Sputnik authors.  All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/**
- * @name: S15.1.1.3_A2_T1;
- * @section: 15.1.1.3, 15.5.1, 15.6.1, 15.7.1;
- * @assertion: The undefined is not ReadOnly;
- * @description: Checking Boolean, Number, String Functions; 
- * @strict_mode_negative
-*/
-
-// CHECK#1
-undefined = 1;
-if (Boolean(undefined) !== true) {
-	$ERROR('#1: undefined = 1; Boolean(undefined) === true. Actual: ' + (Boolean(undefined))); 
-}
-
-// CHECK#2
-undefined = true;
-if (Number(undefined) !== 1) {
-	$ERROR('#2: undefined = true; Number(undefined) === 1. Actual: ' + (Number(undefined))); 
-}
-
-// CHECK#3
-undefined = 1;
-if (String(undefined) !== "1") {
-	$ERROR('#3: undefined = 1; String(undefined) === "1". Actual: ' + (String(undefined))); 
-}
diff --git a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.3_undefined/S15.1.1.3_A2_T2.js b/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.3_undefined/S15.1.1.3_A2_T2.js
deleted file mode 100644
index 692c4f810c4abe369318591795d4bf8a89e4058e..0000000000000000000000000000000000000000
--- a/test/suite/sputnik/Conformance/15_Native/15.1_The_Global_Object/15.1.1_Value_Properties_of_the_Global_Object/15.1.1.3_undefined/S15.1.1.3_A2_T2.js
+++ /dev/null
@@ -1,16 +0,0 @@
-// Copyright 2009 the Sputnik authors.  All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/**
- * @name: S15.1.1.3_A2_T2;
- * @section: 15.1.1.3, 11.4.3;
- * @assertion: The undefined is not ReadOnly;
- * @description: Checking typeof Operator; 
- * @strict_mode_negative
-*/
-
-// CHECK#1
-undefined = true;
-if (typeof(undefined) !== "boolean") { 
-	ERROR('#1: undefined = true; typeof(undefined) === "boolean". Actual: ' + (typeof(undefined)));	
-}
diff --git a/test/suite/sputnik/Conformance/15_Native/15.4_Array_Objects/15.4.4_Properties_of_the_Array_Prototype_Object/15.4.4.7_Array_prototype_push/S15.4.4.7_A6.3.js b/test/suite/sputnik/Conformance/15_Native/15.4_Array_Objects/15.4.4_Properties_of_the_Array_Prototype_Object/15.4.4.7_Array_prototype_push/S15.4.4.7_A6.3.js
index a11c07a2367112846b5fcf8103ccf007d52e3126..1dde36a427e413eb7ed70f6229d237bb59180b36 100644
--- a/test/suite/sputnik/Conformance/15_Native/15.4_Array_Objects/15.4.4_Properties_of_the_Array_Prototype_Object/15.4.4.7_Array_prototype_push/S15.4.4.7_A6.3.js
+++ b/test/suite/sputnik/Conformance/15_Native/15.4_Array_Objects/15.4.4_Properties_of_the_Array_Prototype_Object/15.4.4.7_Array_prototype_push/S15.4.4.7_A6.3.js
@@ -6,7 +6,7 @@
 * @section: 15.4.4.7;
 * @assertion: The length property of push has the attribute ReadOnly;
 * @description: Checking if varying the length property fails;
-* @strict_mode_negative
+* @noStrict
 */
 
 //CHECK#1