diff --git a/man/journalctl.xml b/man/journalctl.xml
index d936933d6..dced90fa2 100644
--- a/man/journalctl.xml
+++ b/man/journalctl.xml
@@ -725,7 +725,7 @@
 
                         <varlistentry>
                                 <term><option>--list-catalog
-                                <optional><replaceable>ID128...</replaceable></optional>
+                                <optional><replaceable>128-bit-ID...</replaceable></optional>
                                 </option></term>
 
                                 <listitem><para>List the contents of
@@ -734,7 +734,7 @@
                                 description strings.</para>
 
                                 <para>If any
-                                <replaceable>ID128</replaceable>s are
+                                <replaceable>128-bit-ID</replaceable>s are
                                 specified, only those entries are shown.
                                 </para>
                                 </listitem>
@@ -742,7 +742,7 @@
 
                         <varlistentry>
                                 <term><option>--dump-catalog
-                                <optional><replaceable>ID128...</replaceable></optional>
+                                <optional><replaceable>128-bit-ID...</replaceable></optional>
                                 </option></term>
 
                                 <listitem><para>Show the contents of
@@ -753,7 +753,7 @@
                                 files.</para>
 
                                 <para>If any
-                                <replaceable>ID128</replaceable>s are
+                                <replaceable>128-bit-ID</replaceable>s are
                                 specified, only those entries are shown.
                                 </para>
                                 </listitem>