diff --git a/man/system-only.xml b/man/system-only.xml
index 39786e83847..c59e05cdd1b 100644
--- a/man/system-only.xml
+++ b/man/system-only.xml
@@ -6,6 +6,7 @@
 -->
 
 <refsect1>
+  <title/>
 
 <para id="singular">This option is only available for system services and is not supported for services
 running in per-user instances of the service manager.</para>
diff --git a/man/system-or-user-ns.xml b/man/system-or-user-ns.xml
index 1475ed06e24..a36cee78896 100644
--- a/man/system-or-user-ns.xml
+++ b/man/system-or-user-ns.xml
@@ -6,6 +6,7 @@
 -->
 
 <refsect1>
+  <title/>
 
 <para id="singular">This option is only available for system services, or for services running in per-user
  instances of the service manager in which case <varname>PrivateUsers=</varname> is implicitly enabled