diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 8fdfe9c871e3..2aa79ab1930d 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -326,6 +326,7 @@ static struct sysrq_key_op sysrq_moom_op = {
 	.handler	= sysrq_handle_moom,
 	.help_msg	= "Full",
 	.action_msg	= "Manual OOM execution",
+	.enable_mask	= SYSRQ_ENABLE_SIGNAL,
 };
 
 static void sysrq_handle_kill(int key, struct tty_struct *tty)