diff --git a/man/systemd.xml b/man/systemd.xml
index 41c0f5f643e..c01cf46e812 100644
--- a/man/systemd.xml
+++ b/man/systemd.xml
@@ -582,7 +582,7 @@
         <filename>exit.target</filename> unit when this signal is
         received. This is mostly equivalent to <command>systemctl
         --user start exit.target
-        --job-mode=replace-irreversible</command>.</para></listitem>
+        --job-mode=replace-irreversibly</command>.</para></listitem>
       </varlistentry>
 
       <varlistentry>
@@ -590,7 +590,7 @@
 
         <listitem><para>Upon receiving this signal the systemd system manager will start the
         <filename>ctrl-alt-del.target</filename> unit. This is mostly equivalent to
-        <command>systemctl start ctrl-alt-del.target --job-mode=replace-irreversible</command>. If
+        <command>systemctl start ctrl-alt-del.target --job-mode=replace-irreversibly</command>. If
         this signal is received more than 7 times per 2s, an immediate reboot is triggered. Note
         that pressing
         <keycombo><keycap>Ctrl</keycap><keycap>Alt</keycap><keycap>Del</keycap></keycombo> on the
@@ -682,7 +682,7 @@
         <listitem><para>Halts the machine, starts the
         <filename>halt.target</filename> unit. This is mostly
         equivalent to <command>systemctl start halt.target
-        --job-mode=replace-irreversible</command>.</para>
+        --job-mode=replace-irreversibly</command>.</para>
         </listitem>
       </varlistentry>
 
@@ -692,7 +692,7 @@
         <listitem><para>Powers off the machine, starts the
         <filename>poweroff.target</filename> unit. This is mostly
         equivalent to <command>systemctl start poweroff.target
-        --job-mode=replace-irreversible</command>.</para>
+        --job-mode=replace-irreversibly</command>.</para>
         </listitem>
       </varlistentry>
 
@@ -702,7 +702,7 @@
         <listitem><para>Reboots the machine, starts the
         <filename>reboot.target</filename> unit. This is mostly
         equivalent to <command>systemctl start reboot.target
-        --job-mode=replace-irreversible</command>.</para>
+        --job-mode=replace-irreversibly</command>.</para>
         </listitem>
       </varlistentry>
 
@@ -712,7 +712,7 @@
         <listitem><para>Reboots the machine via kexec, starts the
         <filename>kexec.target</filename> unit. This is mostly
         equivalent to <command>systemctl start kexec.target
-        --job-mode=replace-irreversible</command>.</para>
+        --job-mode=replace-irreversibly</command>.</para>
         </listitem>
       </varlistentry>