diff --git a/lib/warn.js b/lib/warn.js
index c88c813..8e36c39 100644
--- a/lib/warn.js
+++ b/lib/warn.js
@@ -36,7 +36,7 @@ var _handler = null;
  *
  * @type {Object}
  */
-var _console = console;
+var _console = ( typeof console !== 'undefined' ) ? console : undefined;
 
 
 /**
diff --git a/test/test-combine-pre-es5.js b/test/test-combine-pre-es5.js
index cbca10e..1fd021c 100644
--- a/test/test-combine-pre-es5.js
+++ b/test/test-combine-pre-es5.js
@@ -29,14 +29,15 @@
 
 var common  = require( './common' ),
     assert  = require( 'assert' ),
+    vm      = require( 'vm' ),
     Class   = common.require( 'class' ),
-    Script  = process.binding( 'evals' ).Script,
 
     // sandbox in which combined script will be run
-    sandbox = {
+    sandbox = vm.createContext( {
         // stub document.write() so we don't blow up
         document: { write: function() {} },
-    };
+        runTests: null,
+    } );
 
 
 var file = 'ease-full.js';
@@ -69,8 +70,7 @@ data = "delete Object.defineProperty;" +
 ;
 
 // run the script (if this fails to compile, the generated code is invalid)
-var cmb_script = new Script( data );
-cmb_script.runInNewContext( sandbox );
+vm.runInNewContext( data, sandbox );
 
 // cross your fingers
 sandbox.easejs.runTests();
diff --git a/test/test-combine.js b/test/test-combine.js
index d03cba1..da0dad5 100644
--- a/test/test-combine.js
+++ b/test/test-combine.js
@@ -24,8 +24,8 @@
 
 var common  = require( './common' ),
     assert  = require( 'assert' ),
+    vm      = require( 'vm' ),
     Class   = common.require( 'class' ),
-    Script  = process.binding( 'evals' ).Script,
 
     // sandbox in which combined script will be run
     sandbox = {
@@ -60,8 +60,7 @@ while ( i-- )
     }
 
     // run the script (if this fails to compile, the generated code is invalid)
-    var cmb_script = new Script( data );
-    cmb_script.runInNewContext( sandbox );
+    vm.runInNewContext( data, sandbox );
 
     assert.equal(
         sandbox.require,
diff --git a/test/test-warn-handlers.js b/test/test-warn-handlers.js
index c609c43..4c49199 100644
--- a/test/test-warn-handlers.js
+++ b/test/test-warn-handlers.js
@@ -30,6 +30,8 @@ var common  = require( './common' ),
     warning = Warning( Error( 'gninraw' ) )
 ;
 
+if ( typeof console === 'undefined' ) console = undefined;
+
 
 /**
  * The log warning handler should log warnings to the console
diff --git a/test/test-warn-impl.js b/test/test-warn-impl.js
index 6eef84e..88a8396 100644
--- a/test/test-warn-impl.js
+++ b/test/test-warn-impl.js
@@ -27,6 +27,8 @@ var common  = require( './common' ),
     warn    = common.require( 'warn' )
 ;
 
+if ( typeof console === 'undefined' ) console = undefined;
+
 
 /**
  * The default warning handler should be the 'log' handler. This is a friendly