diff --git a/remoting/host/simple_host_process.cc b/remoting/host/simple_host_process.cc
index 09f6a96..0f12c43 100644
--- a/remoting/host/simple_host_process.cc
+++ b/remoting/host/simple_host_process.cc
@@ -43,12 +43,13 @@
 
 #if defined(OS_WIN)
 const std::wstring kDefaultConfigPath = L".ChromotingConfig.json";
+const wchar_t kHomeDrive[] = L"HOMEDRIVE";
 const wchar_t kHomePath[] = L"HOMEPATH";
 const wchar_t* GetEnvironmentVar(const wchar_t* x) { return _wgetenv(x); }
 #else
-static char* GetEnvironmentVar(const char* x) { return getenv(x); }
-const char kHomePath[] = "HOME";
 const std::string kDefaultConfigPath = ".ChromotingConfig.json";
+const char kHomePath[] = "HOME";
+static char* GetEnvironmentVar(const char* x) { return getenv(x); }
 #endif
 
 const std::string kFakeSwitchName = "fake";
@@ -81,7 +82,13 @@
   // Check the argument to see if we should use a fake capturer and encoder.
   bool fake = cmd_line->HasSwitch(kFakeSwitchName);
 
-  FilePath config_path(GetEnvironmentVar(kHomePath));
+#if defined(OS_WIN)
+  std::wstring path = GetEnvironmentVar(kHomeDrive);
+  path += GetEnvironmentVar(kHomePath);
+#else
+  std::string path = GetEnvironmentVar(kHomePath);
+#endif
+  FilePath config_path(path);
   config_path = config_path.Append(kDefaultConfigPath);
   if (cmd_line->HasSwitch(kConfigSwitchName)) {
     config_path = cmd_line->GetSwitchValuePath(kConfigSwitchName);
diff --git a/remoting/tools/gettoken.py b/remoting/tools/gettoken.py
index a4024d7..d066bb8 100755
--- a/remoting/tools/gettoken.py
+++ b/remoting/tools/gettoken.py
@@ -13,7 +13,7 @@
 
 import gaia_auth
 
-auth_filepath = os.path.join(os.getenv('HOME'), '.chromotingAuthToken')
+auth_filepath = os.path.join(os.path.expanduser('~'), '.chromotingAuthToken')
 
 print "Email:",
 email = raw_input()
diff --git a/remoting/tools/register_host.py b/remoting/tools/register_host.py
index 11e5e4c2..5518818 100755
--- a/remoting/tools/register_host.py
+++ b/remoting/tools/register_host.py
@@ -12,6 +12,7 @@
 import urllib
 import urllib2
 import uuid
+import socket
 import sys
 
 import gaia_auth
@@ -19,7 +20,8 @@
 server = 'www-googleapis-test.sandbox.google.com'
 url = 'http://' + server + '/chromoting/v1/@me/hosts'
 
-settings_filepath = os.path.join(os.getenv('HOME'), '.ChromotingConfig.json')
+settings_filepath = os.path.join(os.path.expanduser('~'),
+                                 '.ChromotingConfig.json')
 
 print "Email:",
 email = raw_input()
@@ -30,9 +32,9 @@
 
 host_id = str(uuid.uuid1())
 print "HostId:", host_id
-host_name = os.uname()[1]
+host_name = socket.gethostname()
 print "HostName:", host_name
-# TODO(sergeyu): Implement keypair generaion.
+# TODO(sergeyu): Implement keypair generation.
 public_key = '123123'
 jingle_id = ''
 
diff --git a/remoting/tools/runclient.py b/remoting/tools/runclient.py
index 17ba8da..12a4c5f 100755
--- a/remoting/tools/runclient.py
+++ b/remoting/tools/runclient.py
@@ -11,7 +11,7 @@
 import os
 import platform
 
-auth_filepath = os.path.join(os.getenv('HOME'), '.chromotingAuthToken')
+auth_filepath = os.path.join(os.path.expanduser('~'), '.chromotingAuthToken')
 script_path = os.path.dirname(__file__)
 
 if platform.system() == "Windows":