diff --git a/CHANGELOG b/CHANGELOG
index f27356cb..08dfeb4d 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,24 @@
 # Change Log
 
+## 2.1.0a2 31/07/2017
+
+* Handle invalid appliances files
+* Sync appliances
+* Fix naming of node with a number in the name
+* Fix race condition in startup of capture
+* Fix bug when exporting debug information with multiple remote servers
+* Fix OSError when uploading images
+* Fix an error when a symbol is not available on filesystem
+* Fix ServerDisconnectedError for stop_all
+* This fix the images always included in portable project
+* Fix support of docker appliance with a usage
+* Duplicate API for ATM, Ethernet Hub and Frame Relay Switch
+* History support for console and telnet application
+* Fix IOU image upload
+* Duplicate IOU
+* Support duplicate for Docker
+* Duplicate support for qemu
+
 ## 2.1.0a1 24/07/2017
 
 * Packet filtering
diff --git a/gns3server/crash_report.py b/gns3server/crash_report.py
index c34c646d..2df9f8e2 100644
--- a/gns3server/crash_report.py
+++ b/gns3server/crash_report.py
@@ -57,7 +57,7 @@ class CrashReport:
     Report crash to a third party service
     """
 
-    DSN = "sync+https://0be5eacd0d1844a7a8de6dc4426e7e51:a2bb2c708e68467ba57277436d7bfbfa@sentry.io/38482"
+    DSN = "sync+https://a387df116ea64abb9561c6b1df84afd3:2c420d1690e242ada5307fc9e5f01d06@sentry.io/38482"
     if hasattr(sys, "frozen"):
         cacert = get_resource("cacert.pem")
         if cacert is not None and os.path.isfile(cacert):
diff --git a/gns3server/version.py b/gns3server/version.py
index 351e7714..2cab2718 100644
--- a/gns3server/version.py
+++ b/gns3server/version.py
@@ -23,9 +23,8 @@
 # or negative for a release candidate or beta (after the base version
 # number has been incremented)
 
-__version__ = "2.1.0dev2"
-__version_info__ = (2, 1, 0, -99)
-# If it's a git checkout try to add the commit
+__version__ = "2.1.0a2"
+__version_info__ = (2, 1, 0, -99)# If it's a git checkout try to add the commit
 if "dev" in __version__:
     try:
         import os