diff --git a/nixos/doc/manual/release-notes/rl-1903.xml b/nixos/doc/manual/release-notes/rl-1903.xml
index 4f3e632c3777..1d9b6ecc0e2e 100644
--- a/nixos/doc/manual/release-notes/rl-1903.xml
+++ b/nixos/doc/manual/release-notes/rl-1903.xml
@@ -165,6 +165,12 @@
       If you want to keep slurmctld running as <literal>root</literal>, set
       <literal>services.slurm.user = root</literal>.
     </para>
+    <para>
+      The options <literal>services.slurm.nodeName</literal> and
+      <literal>services.slurm.partitionName</literal> are now sets of
+      strings to correctly reflect that fact that each of these
+      options can occour more than once in the configuration.
+    </para>
    </listitem>
   </itemizedlist>
  </section>
diff --git a/nixos/modules/services/computing/slurm/slurm.nix b/nixos/modules/services/computing/slurm/slurm.nix
index d9a201dc7ed8..a3f2367dba40 100644
--- a/nixos/modules/services/computing/slurm/slurm.nix
+++ b/nixos/modules/services/computing/slurm/slurm.nix
@@ -16,8 +16,8 @@ let
       SlurmUser=${cfg.user}
       ${optionalString (cfg.controlMachine != null) ''controlMachine=${cfg.controlMachine}''}
       ${optionalString (cfg.controlAddr != null) ''controlAddr=${cfg.controlAddr}''}
-      ${optionalString (cfg.nodeName != null) ''nodeName=${cfg.nodeName}''}
-      ${optionalString (cfg.partitionName != null) ''partitionName=${cfg.partitionName}''}
+      ${toString (map (x: "NodeName=${x}\n") cfg.nodeName)}
+      ${toString (map (x: "PartitionName=${x}\n") cfg.partitionName)}
       PlugStackConfig=${plugStackConfig}
       ProctrackType=${cfg.procTrackType}
       ${cfg.extraConfig}
@@ -149,9 +149,9 @@ in
       };
 
       nodeName = mkOption {
-        type = types.nullOr types.str;
-        default = null;
-        example = "linux[1-32] CPUs=1 State=UNKNOWN";
+        type = types.listOf types.str;
+        default = [];
+        example = literalExample ''[ "linux[1-32] CPUs=1 State=UNKNOWN" ];'';
         description = ''
           Name that SLURM uses to refer to a node (or base partition for BlueGene
           systems). Typically this would be the string that "/bin/hostname -s"
@@ -160,9 +160,9 @@ in
       };
 
       partitionName = mkOption {
-        type = types.nullOr types.str;
-        default = null;
-        example = "debug Nodes=linux[1-32] Default=YES MaxTime=INFINITE State=UP";
+        type = types.listOf types.str;
+        default = [];
+        example = literalExample ''[ "debug Nodes=linux[1-32] Default=YES MaxTime=INFINITE State=UP" ];'';
         description = ''
           Name by which the partition may be referenced. Note that now you have
           to write the partition's parameters after the name.
diff --git a/nixos/tests/slurm.nix b/nixos/tests/slurm.nix
index 54ea1ee7894e..6937a5f0991e 100644
--- a/nixos/tests/slurm.nix
+++ b/nixos/tests/slurm.nix
@@ -4,11 +4,8 @@ let
 
     slurmconfig = {
       controlMachine = "control";
-      nodeName = ''
-        control
-        NodeName=node[1-3] CPUs=1 State=UNKNOWN
-      '';
-      partitionName = "debug Nodes=node[1-3] Default=YES MaxTime=INFINITE State=UP";
+      nodeName = [ "node[1-3] CPUs=1 State=UNKNOWN" ];
+      partitionName = [ "debug Nodes=node[1-3] Default=YES MaxTime=INFINITE State=UP" ];
       extraConfig = ''
         AccountingStorageHost=dbd
         AccountingStorageType=accounting_storage/slurmdbd