diff --git a/pages/merlin6/merlin6-slurm/running-jobs.md b/pages/merlin6/merlin6-slurm/running-jobs.md
index 43b5cfe..4bc8a9c 100644
--- a/pages/merlin6/merlin6-slurm/running-jobs.md
+++ b/pages/merlin6/merlin6-slurm/running-jobs.md
@@ -15,6 +15,19 @@ permalink: /merlin6/running-jobs.html
 * ``salloc``: to obtain a Slurm job allocation (a set of nodes), execute command(s), and then release the allocation when the command is finished. 
 This is equivalent to interactive run.
 
+## Running on Merlin5
+
+The **Merlin5** cluster will be available at least until 1st of November 2019. In the meantime, users can keep submitting jobs to the old cluster
+but they will need to specify a couple of extra options to their scripts.
+
+```bash
+#SBATCH --clusters=merlin5
+#SBATCH --partition=merlin
+```
+
+By adding ``--clusters=merlin5`` it will send the jobs to the old Merlin5 computing nodes. Also, ``--partition=merlin`` needs to be specified in 
+order to use the old Merlin5 partitions: ``general`` (*default*), ``daily`` and ``hourly`` will not work when submitting to Merlin5.
+
 ## Shared nodes and exclusivity
 
 The **Merlin6** cluster has been designed in a way that should allow running MPI/OpenMP processes as well as single core based jobs. For allowing