diff --git a/config/desktop/bookworm/environments/gnome/debian/postinst b/config/desktop/bookworm/environments/gnome/debian/postinst
index d19f4438df72..0f87e0681d15 100644
--- a/config/desktop/bookworm/environments/gnome/debian/postinst
+++ b/config/desktop/bookworm/environments/gnome/debian/postinst
@@ -19,7 +19,10 @@ primary-color='#456789'
 secondary-color='#FFFFFF'
 
 [org/gnome/settings-daemon/plugins/power]
+sleep-inactive-ac-type='nothing'
+sleep-inactive-battery-type='nothing'
 sleep-inactive-ac-timeout='0'
+sleep-inactive-battery-timeout='0'
 
 [org/gnome/desktop/screensaver]
 picture-uri='file:///usr/share/backgrounds/armbian/armbian03-Dre0x-Minum-dark-3840x2160.jpg'
diff --git a/config/desktop/common/environments/gnome/debian/postinst b/config/desktop/common/environments/gnome/debian/postinst
index e37219bbae61..abf652a1d9f2 100644
--- a/config/desktop/common/environments/gnome/debian/postinst
+++ b/config/desktop/common/environments/gnome/debian/postinst
@@ -18,7 +18,10 @@ echo "
 favorite-apps = ['terminator.desktop', 'org.gnome.Nautilus.desktop', 'google-chrome.desktop', 'thunderbird.desktop', 'code.desktop', 'Zoom.desktop']
 
 [org/gnome/settings-daemon/plugins/power]
+sleep-inactive-ac-type='nothing'
+sleep-inactive-battery-type='nothing'
 sleep-inactive-ac-timeout='0'
+sleep-inactive-battery-timeout='0'
 
 [org/gnome/desktop/background]
 picture-uri='file:///usr/share/backgrounds/armbian/armbian03-Dre0x-Minum-dark-3840x2160.jpg'
diff --git a/config/desktop/trixie/environments/gnome/debian/postinst b/config/desktop/trixie/environments/gnome/debian/postinst
index d19f4438df72..0f87e0681d15 100644
--- a/config/desktop/trixie/environments/gnome/debian/postinst
+++ b/config/desktop/trixie/environments/gnome/debian/postinst
@@ -19,7 +19,10 @@ primary-color='#456789'
 secondary-color='#FFFFFF'
 
 [org/gnome/settings-daemon/plugins/power]
+sleep-inactive-ac-type='nothing'
+sleep-inactive-battery-type='nothing'
 sleep-inactive-ac-timeout='0'
+sleep-inactive-battery-timeout='0'
 
 [org/gnome/desktop/screensaver]
 picture-uri='file:///usr/share/backgrounds/armbian/armbian03-Dre0x-Minum-dark-3840x2160.jpg'
diff --git a/lib/functions/rootfs/distro-specific.sh b/lib/functions/rootfs/distro-specific.sh
index 81350da96056..6bb2e330f2a3 100644
--- a/lib/functions/rootfs/distro-specific.sh
+++ b/lib/functions/rootfs/distro-specific.sh
@@ -35,6 +35,33 @@ function install_distribution_specific() {
 		truncate --size=0 "${SDCARD}"/etc/apt/apt.conf.d/20apt-esm-hook.conf
 	fi
 
+	# Apply power management overrides only for desktop builds
+	if [[ "${BUILD_DESKTOP}" == "yes" ]]; then
+	# power management override on systemd level
+	# we want to prevent system going into suspend
+	mkdir -p "${SDCARD}/etc/systemd/logind.conf.d"
+	cat <<- EOF > "${SDCARD}/etc/systemd/logind.conf.d/90-nosuspend.conf"
+	[Login]
+	HandleLidSwitch=ignore
+	HandleLidSwitchExternalPower=ignore
+	HandleLidSwitchDocked=ignore
+	IdleAction=ignore
+	IdleActionSec=0
+	HandleSuspendKey=ignore
+	HandleHibernateKey=ignore
+	HandlePowerKey=ignore
+	EOF
+	# Tell systemd there is NO suspend/hibernate at all
+	mkdir -p "${SDCARD}/etc/systemd/sleep.conf.d"
+	cat <<- EOF > "${SDCARD}/etc/systemd/sleep.conf.d/00-disable.conf"
+	[Sleep]
+	AllowSuspend=no
+	AllowHibernation=no
+	AllowHybridSleep=no
+	AllowSuspendThenHibernate=no
+	EOF
+	fi
+
 	# install our base-files package (this replaces the original from Debian/Ubuntu)
 	if [[ "${KEEP_ORIGINAL_OS_RELEASE:-"no"}" != "yes" ]]; then
 		install_artifact_deb_chroot "armbian-base-files" "--allow-downgrades"