diff --git a/README.md b/README.md
index 0d1a1bae..ed56a6f2 100644
--- a/README.md
+++ b/README.md
@@ -223,6 +223,8 @@ services:
       - ./minecraft-data:/data
 ```
 
+> NOTE: if you have SELinux enabled, then you might need to add `:Z` to the end of volume mount specifications, [as described here](https://prefetch.net/blog/2017/09/30/using-docker-volumes-on-selinux-enabled-servers/).
+
 ### Converting anonymous `/data` volume to named volume
 
 If you had used the commands in the first section, without the `-v` volume attachment, then an anonymous data volume was created by Docker. You can later bring over that content to a named or host attached volume using the following procedure.