diff --git a/CMakeLists.txt b/CMakeLists.txt
index 94b3288..b818ba1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,9 +1,9 @@
-# Copyright 2017-2021 the nyan authors. See copying.md for legal info.
+# Copyright 2017-2025 the nyan authors. See copying.md for legal info.
 
 # main nyan build configuration file
 
-cmake_minimum_required(VERSION 3.8.0)
-# required for CMAKE_CXX_STANDARD 17
+cmake_minimum_required(VERSION 3.20.0)
+# required for CMAKE_CXX_STANDARD 23
 
 message("
 
@@ -38,7 +38,7 @@ project(nyan VERSION ${nyan_VERSION} LANGUAGES CXX)
 set(nyan_exports_name "nyanTargets")
 
 # C++ standard requirement
-set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD 23)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 # CMake policies
diff --git a/README.md b/README.md
index 524bd7f..674a717 100644
--- a/README.md
+++ b/README.md
@@ -19,12 +19,12 @@ The main focus is *readability* and *moddability*.
 
 The foundation of **nyan**:
 
-Technology             | Component
------------------------|----------
-**C++20**              | nyan core
-**Flex**               | Tokenizer generator
-**CMake**              | Build "system"
-**Humans**             | Doing it wrong all the time
+| Technology | Component                   |
+| ---------- | --------------------------- |
+| **C++23**  | nyan core                   |
+| **Flex**   | Tokenizer generator         |
+| **CMake**  | Build "system"              |
+| **Humans** | Doing it wrong all the time |
 
 
 How?
@@ -133,9 +133,9 @@ Please submit bugs and feature requests (and patches) on [GitHub](https://github
 Dependencies, Building and Running
 ----------------------------------
 
-Operating System    | Build status
---------------------|--------------
-Debian Sid          | [Todo: Kevin #11](https://github.com/SFTtech/kevin/issues/11)
+| Operating System | Build status                                                  |
+| ---------------- | ------------------------------------------------------------- |
+| Debian Sid       | [Todo: Kevin #11](https://github.com/SFTtech/kevin/issues/11) |
 
 
  - How do I get this to install on my box?
diff --git a/doc/building.md b/doc/building.md
index 2b104c7..7e3fd5a 100644
--- a/doc/building.md
+++ b/doc/building.md
@@ -1,12 +1,12 @@
 # Building nyan
 
-This project requires a C++20 compiler (e.g gcc >= 10 or clang >= 10) and
+This project requires a C++23 compiler (e.g gcc >= 11 or clang >= 13) and
 uses `flex` and `cmake`.
 
 
 ## Dependencies
 
-###### Ubuntu 20.04 or later
+###### Ubuntu 22.04 or later
 
 ```
 sudo apt-get update
@@ -36,7 +36,7 @@ sudo emerge -avt cmake flex make
   - [Visual Studio 2017 Community edition](https://www.visualstudio.com/downloads/)
   - [flex](https://sourceforge.net/projects/winflexbison/)
     - The path to win_flex.exe needs to be added to the PATH environment variable
-  
+
 ## Clone this repository
 
 ```
@@ -58,7 +58,7 @@ make -j$(nproc)
 _Note:_ on windows the last command is
 ```powershell
 cmake --build . --config RelWithDebInfo
-``` 
+```
 
 _Note:_ if nyan can't find flex add `-DFLEX_EXECUTABLE=path/to/win_flex.exe` to the cmake configure command.
 
diff --git a/nyan/CMakeLists.txt b/nyan/CMakeLists.txt
index d7f9023..f7a6972 100644
--- a/nyan/CMakeLists.txt
+++ b/nyan/CMakeLists.txt
@@ -115,7 +115,7 @@ set_target_properties(nyan PROPERTIES
 # C++ standard requirement
 target_compile_features(nyan
 	PUBLIC
-		cxx_std_17
+		cxx_std_23
 )
 
 # binaries