From 55505377092d9479402b94fd398a4df538d19f0f Mon Sep 17 00:00:00 2001
From: Akash Patel <17132214+acxz@users.noreply.github.com>
Date: Tue, 2 Jul 2024 20:31:09 -0500
Subject: [PATCH] correct Linux CI platforms

follow up of https://github.com/borglab/gtsam/pull/1276
and https://github.com/borglab/gtsam/commit/42182c85ffeeeffeda8fdc4cdd7358d3cbaafe4d

tidy up support matrix markdown table format
---
 README.md | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 40b84dff8..e02aa953c 100644
--- a/README.md
+++ b/README.md
@@ -15,11 +15,11 @@ matrices.
 
 The current support matrix is:
 
-| Platform     | Compiler  | Build Status  |
-|:------------:|:---------:|:-------------:|
-| Ubuntu 18.04 | gcc/clang | ![Linux CI](https://github.com/borglab/gtsam/workflows/Linux%20CI/badge.svg) |
-| macOS        | clang     | ![macOS CI](https://github.com/borglab/gtsam/workflows/macOS%20CI/badge.svg) |
-| Windows      | MSVC      | ![Windows CI](https://github.com/borglab/gtsam/workflows/Windows%20CI/badge.svg) |
+| Platform           | Compiler  | Build Status                                                                     |
+|:------------------:|:---------:|:--------------------------------------------------------------------------------:|
+| Ubuntu 20.04/22.04 | gcc/clang | ![Linux CI](https://github.com/borglab/gtsam/workflows/Linux%20CI/badge.svg)     |
+| macOS              | clang     | ![macOS CI](https://github.com/borglab/gtsam/workflows/macOS%20CI/badge.svg)     |
+| Windows            | MSVC      | ![Windows CI](https://github.com/borglab/gtsam/workflows/Windows%20CI/badge.svg) |
 
 
 On top of the C++ library, GTSAM includes [wrappers for MATLAB & Python](#wrappers).