diff --git a/CHANGELOG.md b/CHANGELOG.md
index a3544ea..d1e4766 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,6 +28,10 @@ The scope of what is covered by the version number excludes:
 
 ## Version history
 
+### Version 0.4.1, released 25-Jun-2024
+
+- Fix: when compiling with `msys2` the `conio.h` header is required
+
 ### Version 0.4.0, released 20-Jun-2024
 
 - Feat: `getconsoleflags` and `setconsoleflags` for getting/setting the current console configuration flags on Windows
diff --git a/docs/classes/bitflags.html b/docs/classes/bitflags.html
index f063149..bc3b669 100644
--- a/docs/classes/bitflags.html
+++ b/docs/classes/bitflags.html
@@ -298,7 +298,7 @@ <h3>Usage:</h3>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/examples/compat.lua.html b/docs/examples/compat.lua.html
index a0abafe..8eca99d 100644
--- a/docs/examples/compat.lua.html
+++ b/docs/examples/compat.lua.html
@@ -112,7 +112,7 @@ <h2>compat.lua</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/examples/flag_debugging.lua.html b/docs/examples/flag_debugging.lua.html
index 38f506a..5fb1d5c 100644
--- a/docs/examples/flag_debugging.lua.html
+++ b/docs/examples/flag_debugging.lua.html
@@ -80,7 +80,7 @@ <h2>flag_debugging.lua</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/examples/password_input.lua.html b/docs/examples/password_input.lua.html
index 4234fbb..fc73b72 100644
--- a/docs/examples/password_input.lua.html
+++ b/docs/examples/password_input.lua.html
@@ -132,7 +132,7 @@ <h2>password_input.lua</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/examples/read.lua.html b/docs/examples/read.lua.html
index c7697d3..cc7bf90 100644
--- a/docs/examples/read.lua.html
+++ b/docs/examples/read.lua.html
@@ -143,7 +143,7 @@ <h2>read.lua</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/examples/readline.lua.html b/docs/examples/readline.lua.html
index 7895a81..99a3006 100644
--- a/docs/examples/readline.lua.html
+++ b/docs/examples/readline.lua.html
@@ -545,7 +545,7 @@ <h2>readline.lua</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/examples/spinner.lua.html b/docs/examples/spinner.lua.html
index 181cbe5..dde7048 100644
--- a/docs/examples/spinner.lua.html
+++ b/docs/examples/spinner.lua.html
@@ -137,7 +137,7 @@ <h2>spinner.lua</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/examples/spiral_snake.lua.html b/docs/examples/spiral_snake.lua.html
index 7ebb838..8964545 100644
--- a/docs/examples/spiral_snake.lua.html
+++ b/docs/examples/spiral_snake.lua.html
@@ -145,7 +145,7 @@ <h2>spiral_snake.lua</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/examples/terminalsize.lua.html b/docs/examples/terminalsize.lua.html
index d7f902d..98784b1 100644
--- a/docs/examples/terminalsize.lua.html
+++ b/docs/examples/terminalsize.lua.html
@@ -110,7 +110,7 @@ <h2>terminalsize.lua</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/index.html b/docs/index.html
index 52c93fe..14d890a 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -142,7 +142,7 @@ <h2>Examples</h2>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/modules/system.html b/docs/modules/system.html
index 0423e37..784ca2a 100644
--- a/docs/modules/system.html
+++ b/docs/modules/system.html
@@ -1411,7 +1411,7 @@ <h3>Returns:</h3>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/topics/01-introduction.md.html b/docs/topics/01-introduction.md.html
index 019f7e4..cc92a88 100644
--- a/docs/topics/01-introduction.md.html
+++ b/docs/topics/01-introduction.md.html
@@ -84,7 +84,7 @@ <h1>1. Introduction</h1>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/topics/02-development.md.html b/docs/topics/02-development.md.html
index e911eed..b1daa61 100644
--- a/docs/topics/02-development.md.html
+++ b/docs/topics/02-development.md.html
@@ -84,7 +84,7 @@ <h1>2. Development</h1>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/topics/03-terminal.md.html b/docs/topics/03-terminal.md.html
index 3e7e548..6a0750d 100644
--- a/docs/topics/03-terminal.md.html
+++ b/docs/topics/03-terminal.md.html
@@ -218,7 +218,7 @@ <h3>3.3.2 Blocking input</h3>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/topics/CHANGELOG.md.html b/docs/topics/CHANGELOG.md.html
index da8ddde..b034abb 100644
--- a/docs/topics/CHANGELOG.md.html
+++ b/docs/topics/CHANGELOG.md.html
@@ -107,6 +107,12 @@ <h4>Releasing new versions</h4>
 <p><a name="Version_history"></a></p>
 <h2>Version history</h2>
 
+<h3>Version 0.4.1, released 25-Jun-2024</h3>
+
+<ul>
+    <li>Fix: when compiling with <code>msys2</code> the <code>conio.h</code> header is required</li>
+</ul>
+
 <h3>Version 0.4.0, released 20-Jun-2024</h3>
 
 <ul>
@@ -151,7 +157,7 @@ <h3>Version 0.1.0, released 11-Feb-2016</h3>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/docs/topics/LICENSE.md.html b/docs/topics/LICENSE.md.html
index 9866af5..2316e85 100644
--- a/docs/topics/LICENSE.md.html
+++ b/docs/topics/LICENSE.md.html
@@ -93,7 +93,7 @@ <h3>Copyright (c) 2016-2024 Oscar Lim</h3>
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/lunarmodules/LDoc">LDoc 1.5.0</a></i>
-<i style="float:right;">Last updated 2024-06-20 23:11:37 </i>
+<i style="float:right;">Last updated 2024-06-25 09:02:59 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>
diff --git a/rockspecs/luasystem-0.4.1-1.rockspec b/rockspecs/luasystem-0.4.1-1.rockspec
new file mode 100644
index 0000000..0c7a7c4
--- /dev/null
+++ b/rockspecs/luasystem-0.4.1-1.rockspec
@@ -0,0 +1,85 @@
+local package_name = "luasystem"
+local package_version = "0.4.1"
+local rockspec_revision = "1"
+local github_account_name = "lunarmodules"
+local github_repo_name = "luasystem"
+
+
+package = package_name
+version = package_version.."-"..rockspec_revision
+
+source = {
+  url = "git+https://github.com/"..github_account_name.."/"..github_repo_name..".git",
+  branch = (package_version == "scm") and "master" or nil,
+  tag = (package_version ~= "scm") and "v"..package_version or nil,
+}
+
+description = {
+  summary = 'Platform independent system calls for Lua.',
+  detailed = [[
+    Adds a Lua API for making platform independent system calls.
+  ]],
+  license = 'MIT <http://opensource.org/licenses/MIT>',
+  homepage = "https://github.com/"..github_account_name.."/"..github_repo_name,
+}
+
+dependencies = {
+  'lua >= 5.1',
+}
+
+local function make_platform(plat)
+  local defines = {
+    linux = { },
+    unix = { },
+    macosx = { },
+    win32 = { "WINVER=0x0600", "_WIN32_WINNT=0x0600" },
+    mingw32 = { "WINVER=0x0600", "_WIN32_WINNT=0x0600" },
+  }
+  local libraries = {
+    linux = { "rt" },
+    unix = { },
+    macosx = { },
+    win32 = { "advapi32", "winmm" },
+    mingw32 = { },
+  }
+  local libdirs = {
+    linux = nil,
+    unix = nil,
+    macosx = nil,
+    win32 = nil,
+    mingw32 = { },
+  }
+  return {
+    modules = {
+      ['system.core'] = {
+        sources = {
+          'src/core.c',
+          'src/compat.c',
+          'src/time.c',
+          'src/environment.c',
+          'src/random.c',
+          'src/term.c',
+          'src/bitflags.c',
+          'src/wcwidth.c',
+        },
+        defines = defines[plat],
+        libraries = libraries[plat],
+        libdirs = libdirs[plat],
+      },
+    },
+  }
+end
+
+build = {
+  type = 'builtin',
+  platforms = {
+    linux = make_platform('linux'),
+    unix = make_platform('unix'),
+    macosx = make_platform('macosx'),
+    win32 = make_platform('win32'),
+    mingw32 = make_platform('mingw32'),
+  },
+  modules = {
+    ['system.init'] = 'system/init.lua',
+  },
+}
diff --git a/src/core.c b/src/core.c
index 24764c5..741ffa9 100644
--- a/src/core.c
+++ b/src/core.c
@@ -4,7 +4,7 @@
 #include <lua.h>
 #include <lauxlib.h>
 
-#define LUASYSTEM_VERSION   "LuaSystem 0.4.0"
+#define LUASYSTEM_VERSION   "LuaSystem 0.4.1"
 
 #ifdef _WIN32
 #define LUAEXPORT __declspec(dllexport)