diff --git a/procps-ng-4.0.4-add-systemd-elogind-to-w.patch b/procps-ng-4.0.4-add-systemd-elogind-to-w.patch
new file mode 100644
index 0000000..ed02b5a
--- /dev/null
+++ b/procps-ng-4.0.4-add-systemd-elogind-to-w.patch
@@ -0,0 +1,43 @@
+From ca004d4657d5e8b468a4552ede429be53193a3a9 Mon Sep 17 00:00:00 2001
+From: Craig Small <csmall@dropbear.xyz>
+Date: Thu, 31 Aug 2023 22:24:23 +1000
+Subject: build-sys: Add systemd/elogind to w
+
+Depending on the compiler flags, w needs to be explictly linked
+to libsystemd or elogind even though libproc2 is linked to it.
+
+Signed-off-by: Craig Small <csmall@dropbear.xyz>
+---
+ Makefile.am | 7 +++++++
+ NEWS        | 3 +++
+ 2 files changed, 10 insertions(+)
+
+diff --git a/Makefile.am b/Makefile.am
+index f70c8fb1..ddfc0141 100644
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -149,6 +149,13 @@ endif
+ 
+ dist_man_MANS += man/w.1
+ src_w_SOURCES = src/w.c local/fileutils.c
++src_w_LDADD = $(LDADD)
++if WITH_SYSTEMD
++src_w_LDADD += @SYSTEMD_LIBS@
++endif
++if WITH_ELOGIND
++src_w_LDADD += @ELOGIND_LIBS@
++endif
+ else
+   EXTRA_DIST += man/w.1
+ endif
+diff --git a/NEWS b/NEWS
+index 3f2158d4..4ad9f74e 100644
+--- a/NEWS
++++ b/NEWS
+@@ -1,3 +1,6 @@
++procps-ng-NEXT
++---------------
++
+ procps-ng-4.0.4
+ ---------------
+   * library (API & ABI unchanged)
diff --git a/procps-ng.spec b/procps-ng.spec
index 8ecab3a..e50fd3a 100644
--- a/procps-ng.spec
+++ b/procps-ng.spec
@@ -1,5 +1,5 @@
 Name:          procps-ng
-Version:       4.0.3
+Version:       4.0.4
 Release:       1mamba
 Summary:       Command line and full screen utilities for browsing procfs
 Group:         System/Tools
@@ -10,6 +10,7 @@ URL:           https://sourceforge.net/projects/procps-ng
 Source:        http://sourceforge.net/projects/procps-ng/files/Production/procps-ng-%{version}.tar.xz
 Patch0:        procps-3.2.8-sysinfo_7numbers.patch
 Patch1:        procps-3.2.8-kernel-3.0.patch
+Patch2:        procps-ng-4.0.4-add-systemd-elogind-to-w.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -51,6 +52,9 @@ This package contains libraries and header files for developing applications tha
 #./autogen.sh
 #%patch0 -p1
 #%patch1 -p1
+%patch 2 -p1 -b .add-systemd-elogind-to-w
+
+autoreconf -f -i
 
 %build
 %configure \
@@ -111,6 +115,9 @@ This package contains libraries and header files for developing applications tha
 %doc NEWS
 
 %changelog
+* Fri Sep 01 2023 Automatic Build System <autodist@mambasoft.it> 4.0.4-1mamba
+- automatic version update by autodist
+
 * Tue Aug 08 2023 Automatic Build System <autodist@mambasoft.it> 4.0.3-1mamba
 - automatic version update by autodist