diff --git a/README.md b/README.md
index ba45380..4e44d80 100644
--- a/README.md
+++ b/README.md
@@ -67,7 +67,7 @@ If you want to install octomode with an URL prefix, like <https://mydomainname.e
 
 ## Which browser to use?
 
-> **NOTE**: When working collectively, it's recommended to use the same browser 
+> **WARNING**: When working collectively, it's recommended to use the same browser 
 > and if possible also the same version of that browser, to get the same (or at least
 > the most similar) PDF. Different operating systems and browsers render CSS rules
 > slightly differently, which can result in out-of-sync layouts between across