diff --git a/pm/pm-functions.in b/pm/pm-functions.in
--- a/pm/pm-functions.in
+++ b/pm/pm-functions.in
@@ -317,6 +317,20 @@ if [ -z "$HIBERNATE_MODULE" ] && \
 	}
 fi
 
+# for kernels that support suspend to both (i.e. hybrid suspend)
+# since kernel 3.6
+if [ -z "$SUSPEND_HYBRID_MODULE" ] && \
+	[ -f /sys/power/disk ] && \
+	grep -q disk /sys/power/state && \
+	grep -q suspend /sys/power/disk; then
+	SUSPEND_HYBRID_MODULE="kernel"
+	do_suspend_hybrid()
+	{
+		HIBERNATE_MODE="suspend"
+		do_hibernate
+	}
+fi
+
 # since the kernel does not directly support hybrid sleep, we do
 # something else -- suspend and schedule an alarm to go into
 # hibernate if we have slept long enough.