diff --git a/man/systemd.unit.xml b/man/systemd.unit.xml
index 02e0f499e8..73a0462a2b 100644
--- a/man/systemd.unit.xml
+++ b/man/systemd.unit.xml
@@ -458,7 +458,7 @@
     <para>The set of load paths for the user manager instance may be augmented or
     changed using various environment variables. And environment variables may in
     turn be set using environment generators, see
-    <citerefentry><refentrytitle>system.environment-generator</refentrytitle><manvolnum>7</manvolnum></citerefentry>.
+    <citerefentry><refentrytitle>systemd.environment-generator</refentrytitle><manvolnum>7</manvolnum></citerefentry>.
     In particular, <varname>$XDG_DATA_HOME</varname> and
     <varname>$XDG_DATA_DIRS</varname> may be easily set using
     <citerefentry><refentrytitle>systemd-environment-d-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>.