diff --git a/data/org.gnome.Shell@wayland.service.in b/data/org.gnome.Shell@wayland.service.in
index 38887eb19..76d5ccb1b 100644
--- a/data/org.gnome.Shell@wayland.service.in
+++ b/data/org.gnome.Shell@wayland.service.in
@@ -32,3 +32,6 @@ ExecStopPost=-/bin/sh -c 'test "$SERVICE_RESULT" != "exec-condition" && systemct
 Restart=no
 # Kill any stubborn child processes after this long
 TimeoutStopSec=5
+
+# Lower down gnome-shell's OOM score to avoid being killed by OOM-killer too early
+OOMScoreAdjust=-1000
diff --git a/data/org.gnome.Shell@x11.service.in b/data/org.gnome.Shell@x11.service.in
index 7310f6608..078d87a3c 100644
--- a/data/org.gnome.Shell@x11.service.in
+++ b/data/org.gnome.Shell@x11.service.in
@@ -37,3 +37,6 @@ Restart=always
 RestartSec=0ms
 # Kill any stubborn child processes after this long
 TimeoutStopSec=5
+
+# Lower down gnome-shell's OOM score to avoid being killed by OOM-killer too early
+OOMScoreAdjust=-1000