diff --git a/private/webview_zygote.te b/private/webview_zygote.te
index c41f9cb3bd561bcf9a433790e8b2a7b9894a503c..55b268a30305d95a874d14e70cacfaa27107a5cb 100644
--- a/private/webview_zygote.te
+++ b/private/webview_zygote.te
@@ -6,6 +6,8 @@ typeattribute webview_zygote coredomain;
 # The webview_zygote needs to be able to transition domains.
 typeattribute webview_zygote mlstrustedsubject;
 
+# Allow access to temporary files, which is normally permitted through
+# a domain macro.
 tmpfs_domain(webview_zygote);
 
 # Allow reading/executing installed binaries to enable preloading the