diff --git a/buildenvconf.md b/buildenvconf.md
index a1a1bc07..0e100a35 100644
--- a/buildenvconf.md
+++ b/buildenvconf.md
@@ -19,14 +19,14 @@ OS | Windows 10 April 2018 Update Pro x64
 | | |
 |-|-|
 Edition | 2017 Community
-Version | 15.7.2
+Version | 15.7.3
 Windows 10 SDK Version | 10.0.17134.12
 Windows 10 SDK install method | standalone
 ### LLVM
 | | |
 |-|-|
 LLVM Version | 6.0.0
-CMake version | 3.11.2
+CMake version | 3.11.3
 CMake ARCH | x64
 Ninja version | 1.8.2
 LLVM build configure x64[1] | cd llvm-6.0.0.src & md buildsys-x64 & cd buildsys-x64 & cmake -G "Ninja" -Thost=x64 -DLLVM_TARGETS_TO_BUILD=X86 -DCMAKE_BUILD_TYPE=Release -DLLVM_USE_CRT_RELEASE=MT -DLLVM_ENABLE_RTTI=1 -DLLVM_ENABLE_TERMINFO=OFF -DCMAKE_INSTALL_PREFIX=../x64 ..
diff --git a/mesa3d.iss b/mesa3d.iss
index 1240e0ff..b43237ca 100644
--- a/mesa3d.iss
+++ b/mesa3d.iss
@@ -2,7 +2,7 @@
 ; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
 
 #define MyAppName "Mesa3D software rendering drivers for Windows"
-#define MyAppVersion "18.1.0.600-1"
+#define MyAppVersion "18.1.1.600-1"
 #define MyAppPublisher "Pal100x"
 #define MyAppURL "https://github.com/pal1000/mesa-dist-win"
 #define MyAppExeName "mesa-{#MyAppVersion}-setup.exe"
diff --git a/readme.md b/readme.md
index c0e4c65f..38a8d3c9 100644
--- a/readme.md
+++ b/readme.md
@@ -6,7 +6,7 @@
 - [OpenGL context configuration override](#opengl-context-configuration-override)
   
 # Downloads
-Mesa 18.1.0 builds are now available in [releases section](https://github.com/pal1000/mesa-dist-win/releases)
+Mesa 18.1.1 builds are now available in [releases section](https://github.com/pal1000/mesa-dist-win/releases)
 
 # Package contents
 The following Mesa3D drivers are shipped in each release:
diff --git a/releasenotes.md b/releasenotes.md
index 709a3b18..2d431631 100644
--- a/releasenotes.md
+++ b/releasenotes.md
@@ -1,10 +1,12 @@
-# Upcoming release
+# 18.1.1.600-1
+- Updated Mesa3D to [18.1.1](https://www.mesa3d.org/relnotes/18.1.1.html).
 ### End user guide
 - More documentation updates related to GL_ARB_compatibility and OpenGL context types.
 ### Build environment updates
 - setuptools 39.1.0 -> 39.2.0
-- Visual Studio 15.7.1 -> 15.7.2
+- Visual Studio 15.7.1 -> 15.7.3
 - git 2.17.0.1 -> 2.17.1.2
+- cmake 3.11.2 -> 3.11.3
 # 18.1.0.600-1
 - Updated Mesa3D to [18.1.0](https://www.mesa3d.org/relnotes/18.1.0.html).
 ### General documentation updates