diff --git a/README.md b/README.md
index cacd332..d894b07 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,7 @@ A special view and access to its network and data through friends only.
 
 #swarm0 is the inner IPFS Metaverse structure and shape the same way our SSB friends are.
 
-## Installation
+## Installation: Debian 10 (arm64/amd64) and Ubuntu/Mint 64bits ONLY !
 **WARNING: This is an alpha stage development! Please try... Open issues and help corrections PLEASE**
 
 ### 0 - OPTIONAL BUT BETTER FOR TESTING : Create a new user "pi"