diff --git a/Running-programs-natively-under-Wayland.md b/Running-programs-natively-under-Wayland.md
index 3c85064..6d8971d 100644
--- a/Running-programs-natively-under-Wayland.md
+++ b/Running-programs-natively-under-Wayland.md
@@ -55,4 +55,12 @@ Some Java AWT applications would not display properly unless you set the followi
 
 ```shell
 _JAVA_AWT_WM_NONREPARENTING=1
+```
+
+## Firefox
+
+Wayland isn't the default yet.
+
+```shell
+MOZ_ENABLE_WAYLAND=1
 ```
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