diff --git a/doc/conf.py b/doc/conf.py
index 7d0565b4..ecc66b18 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -61,7 +61,7 @@
 # The short X.Y version.
 version = '2.1'
 # The full version, including alpha/beta/rc tags.
-release = '2.1.0'
+release = '2.1.1'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/turbo.lua b/turbo.lua
index d6568a46..faa0fa5a 100644
--- a/turbo.lua
+++ b/turbo.lua
@@ -65,10 +65,10 @@ local turbo = {}  -- turbo main namespace.
 -- changes, the major version is incremented and others are set to zero.
 turbo.MAJOR_VERSION = 2
 turbo.MINOR_VERSION = 1
-turbo.MICRO_VERSION = 0
+turbo.MICRO_VERSION = 1
 -- A 3-byte hexadecimal representation of the version, e.g. 0x010201 for
 -- version 1.2.1 and 0x010300 for version 1.3.
-turbo.VERSION_HEX = 0x020005
+turbo.VERSION_HEX = 0x020101
 if turbo.MICRO_VERSION then
     turbo.VERSION = string.format("%d.%d.%d",
         turbo.MAJOR_VERSION,