diff --git a/assets/mozconfig.new b/assets/mozconfig.new
index a939aed..751c264 100644
--- a/assets/mozconfig.new
+++ b/assets/mozconfig.new
@@ -24,6 +24,7 @@ mk_add_options MOZ_SERVICES_HEALTHREPORT=0
 mk_add_options MOZ_TELEMETRY_REPORTING=0
 
 # wasi: we ask maintainers to all use this as wasi sysroot..
+# There is a script 'scripts/setup-wasi-linux.sh' that attempts to download the wasi sdk and place it into the location pointed to below.
 ac_add_options --with-wasi-sysroot=$HOME/.mozbuild/wrlb/wasi-sysroot
 
 # Add your own stuff, libraries, architecture, etc..