diff --git a/lib/repl.js b/lib/repl.js
index 3438a45cc1..556ccd93a6 100644
--- a/lib/repl.js
+++ b/lib/repl.js
@@ -346,7 +346,6 @@ REPLServer.prototype.createContext = function() {
 };
 
 REPLServer.prototype.resetContext = function() {
-  for (var i in require.cache) delete require.cache[i];
   this.context = this.createContext();
 };
 
diff --git a/test/simple/test-repl-require-cache.js b/test/simple/test-repl-require-cache.js
new file mode 100644
index 0000000000..ea2d6d6bd9
--- /dev/null
+++ b/test/simple/test-repl-require-cache.js
@@ -0,0 +1,33 @@
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+var common = require('../common'),
+    assert = require('assert'),
+    repl = require('repl');
+
+// https://github.com/joyent/node/issues/3226
+
+require.cache.something = 1;
+assert.equal(require.cache.something, 1);
+
+repl.start({ useGlobal: false }).rli.close();
+
+assert.equal(require.cache.something, 1);