diff --git a/Makefile b/Makefile
index c574d27d531..244d1e48cda 100644
--- a/Makefile
+++ b/Makefile
@@ -238,6 +238,7 @@ UVTEST += simple/test-child-process-exit-code
 UVTEST += simple/test-child-process-buffering
 UVTEST += simple/test-child-process-exec-cwd
 UVTEST += simple/test-child-process-cwd
+UVTEST += simple/test-child-process-env
 
 
 test-uv: all
diff --git a/lib/child_process_uv.js b/lib/child_process_uv.js
index 6352c93828e..5902ac31bbd 100644
--- a/lib/child_process_uv.js
+++ b/lib/child_process_uv.js
@@ -172,10 +172,18 @@ var spawn = exports.spawn = function(file, args, options) {
   var args = args ? args.slice(0) : [];
   args.unshift(file);
 
+  var env = (options ? options.env : null) || process.env;
+  var envPairs = [];
+  var keys = Object.keys(env);
+  for (var key in env) {
+    envPairs.push(key + '=' + env[key]);
+  }
+
   child.spawn({
     file: file,
     args: args,
-    cwd: options ? options.cwd : null
+    cwd: options ? options.cwd : null,
+    envPairs: envPairs
   });
 
   return child;
diff --git a/src/process_wrap.cc b/src/process_wrap.cc
index a26e3b5330f..fc3a1697a6f 100644
--- a/src/process_wrap.cc
+++ b/src/process_wrap.cc
@@ -113,7 +113,7 @@ class ProcessWrap : public HandleWrap {
     }
 
     // options.env
-    Local<Value> env_v = js_options->Get(String::New("env"));
+    Local<Value> env_v = js_options->Get(String::New("envPairs"));
     if (!env_v.IsEmpty() && env_v->IsArray()) {
       Local<Array> env = Local<Array>::Cast(env_v);
       int envc = env->Length();