diff --git a/nixos/tests/quorum.nix b/nixos/tests/quorum.nix
index 498b55ace7af..bf0e17f41e98 100644
--- a/nixos/tests/quorum.nix
+++ b/nixos/tests/quorum.nix
@@ -1,15 +1,38 @@
-import ./make-test-python.nix ({ pkgs, ... }: {
+import ./make-test-python.nix ({pkgs, ...}: let
+  keystore = {
+    address = "9377bc3936de934c497e22917b81aa8774ac3bb0";
+    crypto = {
+      cipher = "aes-128-ctr";
+      ciphertext = "ad8341d8ef225650403fd366c955f41095e438dd966a3c84b3d406818c1e366c";
+      cipherparams = {
+        iv = "2a09f7a72fd6dff7c43150ff437e6ac2";
+      };
+      kdf = "scrypt";
+      kdfparams = {
+        dklen = 32;
+        n = 262144;
+        p = 1;
+        r = 8;
+        salt = "d1a153845bb80cd6274c87c5bac8ac09fdfac5ff131a6f41b5ed319667f12027";
+      };
+      mac = "a9621ad88fa1d042acca6fc2fcd711f7e05bfbadea3f30f379235570c8e270d3";
+    };
+    id = "89e847a3-1527-42f6-a321-77de0a14ce02";
+    version = 3;
+  };
+  keystore-file = pkgs.writeText "keystore-file" (builtins.toJSON keystore);
+in {
   name = "quorum";
   meta = with pkgs.lib.maintainers; {
-    maintainers = [ mmahut ];
+    maintainers = [mmahut];
   };
 
   nodes = {
-    machine = { ... }: {
+    machine = {...}: {
       services.quorum = {
         enable = true;
         permissioned = false;
-        staticNodes = [ "enode://dd333ec28f0a8910c92eb4d336461eea1c20803eed9cf2c056557f986e720f8e693605bba2f4e8f289b1162e5ac7c80c914c7178130711e393ca76abc1d92f57@0.0.0.0:30303?discport=0" ];
+        staticNodes = ["enode://dd333ec28f0a8910c92eb4d336461eea1c20803eed9cf2c056557f986e720f8e693605bba2f4e8f289b1162e5ac7c80c914c7178130711e393ca76abc1d92f57@0.0.0.0:30303?discport=0"];
         genesis = {
           alloc = {
             "189d23d201b03ae1cf9113672df29a5d672aefa3" = {
@@ -33,8 +56,7 @@ import ./make-test-python.nix ({ pkgs, ... }: {
             byzantiumBlock = 1;
             chainId = 10;
             eip150Block = 1;
-            eip150Hash =
-              "0x0000000000000000000000000000000000000000000000000000000000000000";
+            eip150Hash = "0x0000000000000000000000000000000000000000000000000000000000000000";
             eip155Block = 1;
             eip158Block = 1;
             isQuorum = true;
@@ -43,37 +65,33 @@ import ./make-test-python.nix ({ pkgs, ... }: {
               policy = 0;
             };
           };
-        difficulty = "0x1";
-        extraData =
-          "0x0000000000000000000000000000000000000000000000000000000000000000f8aff869944c1ccd426833b9782729a212c857f2f03b7b4c0d94189d23d201b03ae1cf9113672df29a5d672aefa39444b07d2c28b8ed8f02b45bd84ac7d9051b3349e694c1056df7c02b6f1a353052eaf0533cc7cb743b52947ae555d0f6faad7930434abdaac2274fd86ab516b8410000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0";
-        gasLimit = "0xe0000000";
-        gasUsed = "0x0";
-        mixHash =
-          "0x63746963616c2062797a616e74696e65206661756c7420746f6c6572616e6365";
-        nonce = "0x0";
-        number = "0x0";
-        parentHash =
-          "0x0000000000000000000000000000000000000000000000000000000000000000";
-        timestamp = "0x5cffc201";
+          difficulty = "0x1";
+          extraData = "0x0000000000000000000000000000000000000000000000000000000000000000f8aff869944c1ccd426833b9782729a212c857f2f03b7b4c0d94189d23d201b03ae1cf9113672df29a5d672aefa39444b07d2c28b8ed8f02b45bd84ac7d9051b3349e694c1056df7c02b6f1a353052eaf0533cc7cb743b52947ae555d0f6faad7930434abdaac2274fd86ab516b8410000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0";
+          gasLimit = "0xe0000000";
+          gasUsed = "0x0";
+          mixHash = "0x63746963616c2062797a616e74696e65206661756c7420746f6c6572616e6365";
+          nonce = "0x0";
+          number = "0x0";
+          parentHash = "0x0000000000000000000000000000000000000000000000000000000000000000";
+          timestamp = "0x5cffc201";
+        };
       };
-     };
     };
   };
 
   testScript = ''
     start_all()
-    machine.wait_until_succeeds("mkdir -p /var/lib/quorum/keystore")
-    machine.wait_until_succeeds(
-        'echo \{\\"address\\":\\"9377bc3936de934c497e22917b81aa8774ac3bb0\\",\\"crypto\\":\{\\"cipher\\":\\"aes-128-ctr\\",\\"ciphertext\\":\\"ad8341d8ef225650403fd366c955f41095e438dd966a3c84b3d406818c1e366c\\",\\"cipherparams\\":\{\\"iv\\":\\"2a09f7a72fd6dff7c43150ff437e6ac2\\"\},\\"kdf\\":\\"scrypt\\",\\"kdfparams\\":\{\\"dklen\\":32,\\"n\\":262144,\\"p\\":1,\\"r\\":8,\\"salt\\":\\"d1a153845bb80cd6274c87c5bac8ac09fdfac5ff131a6f41b5ed319667f12027\\"\},\\"mac\\":\\"a9621ad88fa1d042acca6fc2fcd711f7e05bfbadea3f30f379235570c8e270d3\\"\},\\"id\\":\\"89e847a3-1527-42f6-a321-77de0a14ce02\\",\\"version\\":3\}\\" > /var/lib/quorum/keystore/UTC--2020-03-23T11-08-34.144812212Z--9377bc3936de934c497e22917b81aa8774ac3bb0'
+    machine.succeed("mkdir -p /var/lib/quorum/keystore")
+    machine.succeed(
+        'cp ${keystore-file} /var/lib/quorum/keystore/UTC--2020-03-23T11-08-34.144812212Z--${keystore.address}'
     )
-    machine.wait_until_succeeds(
+    machine.succeed(
         "echo fe2725c4e8f7617764b845e8d939a65c664e7956eb47ed7d934573f16488efc1 > /var/lib/quorum/nodekey"
     )
-    machine.wait_until_succeeds("systemctl restart quorum")
+    machine.succeed("rm -f /var/lib/quorum/static-nodes.json")
+    machine.succeed("systemctl restart quorum")
     machine.wait_for_unit("quorum.service")
     machine.sleep(15)
-    machine.wait_until_succeeds(
-        'geth attach /var/lib/quorum/geth.ipc --exec "eth.accounts" | grep 0x9377bc3936de934c497e22917b81aa8774ac3bb0'
-    )
+    machine.succeed('geth attach /var/lib/quorum/geth.ipc --exec "eth.accounts" | grep ${keystore.address}')
   '';
 })