diff --git a/.gitignore b/.gitignore
index c93797d..54df373 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ examples/config.test.json
 build
 dist
 pymonitor.egg-info
+testenv
diff --git a/README.md b/README.md
index da91a73..f1a3d59 100644
--- a/README.md
+++ b/README.md
@@ -96,3 +96,10 @@ Roadmap
 * Complete API docs
 * More builtin monitors
 * Local logging in case ES can't be reached
+
+Changelog
+---------
+
+*0.1.0:* renamed fields with names containing dots for elasticsearch 2.0 compatibility
+*0.0.1:* initial release!
+
diff --git a/pymonitor/__init__.py b/pymonitor/__init__.py
index f102a9c..3dc1f76 100644
--- a/pymonitor/__init__.py
+++ b/pymonitor/__init__.py
@@ -1 +1 @@
-__version__ = "0.0.1"
+__version__ = "0.1.0"
diff --git a/pymonitor/daemon.py b/pymonitor/daemon.py
index 4431181..92bb2ad 100755
--- a/pymonitor/daemon.py
+++ b/pymonitor/daemon.py
@@ -82,7 +82,7 @@ class Backend:
         Fetch generic system info that is sent with every piece of monitoring data
         """
         self.sysinfo["hostname"] = sysinfo.hostname()
-        self.sysinfo["hostname.raw"] = self.sysinfo["hostname"]
+        self.sysinfo["hostname_raw"] = self.sysinfo["hostname"]
         self.sysinfo["ipaddr"] = sysinfo.ipaddr()
     
     def get_index_name(self):
@@ -106,7 +106,7 @@ class Backend:
                             "hostname": {
                                 "type": "string"
                             },
-                            "hostname.raw": {
+                            "hostname_raw": {
                                 "type" : "string",
                                 "index" : "not_analyzed"
                             }
diff --git a/pymonitor/monitors/diskio.py b/pymonitor/monitors/diskio.py
index 26608cb..813f4c9 100644
--- a/pymonitor/monitors/diskio.py
+++ b/pymonitor/monitors/diskio.py
@@ -11,7 +11,7 @@ def diskio(disks=[]):
             continue
         stats = {
             "disk": disk,
-            "disk.raw": disk,
+            "disk_raw": disk,
             "reads_ps": round(stats.read_count/uptime, 2),
             "writes_ps":round(stats.write_count/uptime, 2),
             "read_ps":  round(stats.read_bytes/uptime, 2),
@@ -31,7 +31,7 @@ mapping = {
             "disk": {
                 "type": "string"
             },
-            "disk.raw": {
+            "disk_raw": {
                 "type": "string",
                 "index" : "not_analyzed"
             },
diff --git a/pymonitor/monitors/diskspace.py b/pymonitor/monitors/diskspace.py
index 4179bf8..b2dae50 100644
--- a/pymonitor/monitors/diskspace.py
+++ b/pymonitor/monitors/diskspace.py
@@ -6,7 +6,7 @@ def diskspace(filesystems=[]):
         
         info = {
             "fs": fs,
-            "fs.raw": fs,
+            "fs_raw": fs,
             "diskfree": stats.f_bsize * stats.f_bavail,
             "diskused": (stats.f_blocks-stats.f_bavail) * stats.f_bsize,
             "disksize": stats.f_bsize * stats.f_blocks,
@@ -44,7 +44,7 @@ mapping = {
             "fs": {
                 "type": "string"
             },
-            "fs.raw": {
+            "fs_raw": {
                 "type" : "string",
                 "index" : "not_analyzed"
             },
diff --git a/requirements.txt b/requirements.txt
index 8a705a7..e8420ba 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-elasticsearch==2.1.0
+elasticsearch==2.2.0
 psutil==3.3.0
 PyYAML==3.11