diff --git a/README.md b/README.md
index a1d7cd8..23220da 100644
--- a/README.md
+++ b/README.md
@@ -31,9 +31,11 @@ viz:
 
 ```
 NS=Qme4tKNduvAgQKN6nKjyH7KjyMdJwyPHfeVMp2EUS6b3J1
-echo 'deb ipfs:/ipns/$NS bionic main restricted universe multiverse' > /etc/apt/sources.list
+echo "deb ipfs:/ipns/$NS $(lsb_release -cs) main restricted universe multiverse" > /etc/apt/sources.list
 ```
 
+(presently only supports xenial and bionic amd64)
+
 # maintainer
 
 Jeffrey Paul <sneak@sneak.berlin>