diff --git a/config.yaml b/config.yaml
index d8a72c2..212eae9 100644
--- a/config.yaml
+++ b/config.yaml
@@ -45,9 +45,8 @@ userscripts:
 modules:
     use:
         - /g/data/vk83/modules
-        - /g/data/hh5/public/modules
     load:
         - access-om3/2024.09.0
-        - conda/analysis3-24.01
+        - nco/5.0.5
 
-payu_minimum_version: 1.1.4
\ No newline at end of file
+payu_minimum_version: 1.1.4
diff --git a/testing/checksum/historical-3hr-checksum.json b/testing/checksum/historical-3hr-checksum.json
new file mode 100644
index 0000000..8fc8a91
--- /dev/null
+++ b/testing/checksum/historical-3hr-checksum.json
@@ -0,0 +1,32 @@
+{
+  "schema_version": "1-0-0",
+  "output": {
+    "En": [
+      "6.3048230599477494E-22"
+    ],
+    "CFL": [
+      "0.00000"
+    ],
+    "SL": [
+      "6.8348E-10"
+    ],
+    "M": [
+      "1.36283E+21"
+    ],
+    "S": [
+      "34.7205"
+    ],
+    "T": [
+      "3.6237"
+    ],
+    "Me": [
+      "0.00E+00"
+    ],
+    "Se": [
+      "0.00E+00"
+    ],
+    "Te": [
+      "0.00E+00"
+    ]
+  }
+}
\ No newline at end of file