diff --git a/doc/manual/release-notes/rl-1.11.10.xml b/doc/manual/release-notes/rl-1.11.10.xml
index 13cb497d..415388b3 100644
--- a/doc/manual/release-notes/rl-1.11.10.xml
+++ b/doc/manual/release-notes/rl-1.11.10.xml
@@ -19,7 +19,7 @@ filter. Note that this imposes a small performance penalty (e.g. 1%
 when building GNU Hello). Using seccomp, we now also prevent the
 creation of extended attributes and POSIX ACLs since these cannot be
 represented in the NAR format and (in the case of POSIX ACLs) allow
-bypassing regular Nix store permissions. On OS X, the restriction is
+bypassing regular Nix store permissions. On macOS, the restriction is
 implemented using the existing sandbox mechanism, which now uses a
 minimal “allow all except the creation of setuid/setgid binaries”
 profile when regular sandboxing is disabled. On other platforms, the