diff --git a/man/systemd.exec.xml b/man/systemd.exec.xml
index f69f8ae4371..0bb5569c331 100644
--- a/man/systemd.exec.xml
+++ b/man/systemd.exec.xml
@@ -1090,15 +1090,9 @@ CapabilityBoundingSet=~CAP_B CAP_C</programlisting>
         <listitem><para>Controls which kernel architecture <citerefentry
         project='man-pages'><refentrytitle>uname</refentrytitle><manvolnum>2</manvolnum></citerefentry> shall report,
         when invoked by unit processes. Takes one of the architecture identifiers <constant>x86</constant>,
-        <constant>x86-64</constant>, <constant>arm64</constant>, <constant>arm64-be</constant>, <constant>arm</constant>,
-        <constant>arm-be</constant>, <constant>alpha</constant>, <constant>arc</constant>, <constant>arc-be</constant>,
-        <constant>cris</constant>, <constant>ia64</constant>, <constant>loongarch64</constant>, <constant>m68k</constant>,
-        <constant>mips64-le</constant>, <constant>mips64</constant>, <constant>mips-le</constant>, <constant>mips</constant>,
-        <constant>nios2</constant>, <constant>parisc64</constant>, <constant>parisc</constant>, <constant>ppc64-le</constant>,
-        <constant>ppc64</constant>, <constant>ppc</constant>, <constant>ppc-le</constant>, <constant>riscv32</constant>,
-        <constant>riscv64</constant>, <constant>s390x</constant>, <constant>s390</constant>, <constant>sh64</constant>,
-        <constant>sh</constant>, <constant>sparc64</constant>, <constant>sparc</constant> or <constant>tilegx</constant>.
-        Which personality architectures are supported depends on the system architecture. Usually the 64bit versions of the various
+        <constant>x86-64</constant>, <constant>ppc</constant>, <constant>ppc-le</constant>, <constant>ppc64</constant>,
+        <constant>ppc64-le</constant>, <constant>s390</constant> or <constant>s390x</constant>. Which personality
+        architectures are supported depends on the system architecture. Usually the 64bit versions of the various
         system architectures support their immediate 32bit personality architecture counterpart, but no others. For
         example, <constant>x86-64</constant> systems support the <constant>x86-64</constant> and
         <constant>x86</constant> personalities but no others. The personality feature is useful when running 32-bit