diff --git a/test/language/statements/with/12.10.1-15-s.js b/test/language/statements/with/12.10.1-15-s.js
deleted file mode 100644
index b552a9a762..0000000000
--- a/test/language/statements/with/12.10.1-15-s.js
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright (c) 2012 Ecma International.  All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-es5id: 12.10.1-15-s
-description: >
-    Strict Mode - SyntaxError is thrown when the RHS of a dot property
-    assignment utilizes WithStatement
-flags: [onlyStrict]
----*/
-
-
-assert.throws(SyntaxError, function() {
-            eval("var obj = {}; obj.get = function (a) { with(a){} }; ");
-});
diff --git a/test/language/statements/with/12.10.1-16-s.js b/test/language/statements/with/12.10.1-16-s.js
deleted file mode 100644
index 5fe63c58fa..0000000000
--- a/test/language/statements/with/12.10.1-16-s.js
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright (c) 2012 Ecma International.  All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-es5id: 12.10.1-16-s
-description: >
-    Strict Mode - SyntaxError is thrown when the RHS of an object
-    indexer assignment utilizes WithStatement
-flags: [onlyStrict]
----*/
-
-
-assert.throws(SyntaxError, function() {
-            eval("var obj = {}; obj['get'] = function (a) { with(a){} };  ");
-});
diff --git a/test/language/statements/with/12.10.1-9-s.js b/test/language/statements/with/12.10.1-9-s.js
deleted file mode 100644
index 614c0d6439..0000000000
--- a/test/language/statements/with/12.10.1-9-s.js
+++ /dev/null
@@ -1,21 +0,0 @@
-// Copyright (c) 2012 Ecma International.  All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-es5id: 12.10.1-9-s
-description: >
-    with statement in strict mode throws SyntaxError (strict function
-    expression)
-flags: [noStrict]
----*/
-
-
-assert.throws(SyntaxError, function() {
-    eval("\
-          var f = function () {\
-                \'use strict\';\
-                var o = {}; \
-                with (o) {}; \
-              }\
-        ");
-});