diff --git a/HISTORY.rst b/HISTORY.rst
index cfcaedee..9f73d3cd 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -4,7 +4,7 @@ Release Notes
 PlatformIO 3.0
 --------------
 
-3.4.0 (2017-??-??)
+3.4.0 (2017-06-26)
 ~~~~~~~~~~~~~~~~~~
 
 * `PIO Unified Debugger <http://docs.platformio.org/page/plus/debugging.html>`__
diff --git a/platformio/__init__.py b/platformio/__init__.py
index 5f9a3025..0c26d0af 100644
--- a/platformio/__init__.py
+++ b/platformio/__init__.py
@@ -14,7 +14,7 @@
 
 import sys
 
-VERSION = (3, 4, "0rc1")
+VERSION = (3, 4, 0)
 __version__ = ".".join([str(s) for s in VERSION])
 
 __title__ = "platformio"