From 18d33933d482611dc8b010591fc2a704c89a79da Mon Sep 17 00:00:00 2001
From: Stefan Heinz <31664665+StefanH-AT@users.noreply.github.com>
Date: Sun, 5 Dec 2021 21:26:58 +0100
Subject: [PATCH] Add note to readme about cmake version to build

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 28b7ea3b..47d81354 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,8 @@ If you're using a DLU client, then you don't need to change anything. But if you
 ### Linux builds
 Make sure packages like `gcc`, `cmake`, and `zlib` are installed. Depending on the distribution, these packages might already be installed.
 
+cmake must be version 3.12 or higher!
+
 **Build the repository**
 ```bash
 # Create the build directory, preserving it if it already exists