diff --git a/pyproject.toml b/pyproject.toml
index 9a1c82b..6ca5472 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "model_config_tests"
-version = "0.0.3"
+version = "0.0.4"
 authors = [
   { name = "ACCESS-NRI" },
 ]
diff --git a/src/model_config_tests/qa/test_access_esm1p5_config.py b/src/model_config_tests/qa/test_access_esm1p5_config.py
index 7463efa..45e0e8b 100644
--- a/src/model_config_tests/qa/test_access_esm1p5_config.py
+++ b/src/model_config_tests/qa/test_access_esm1p5_config.py
@@ -24,9 +24,9 @@
 VALID_KEYWORDS: set[str] = {"global", "access-esm1.5"}
 VALID_NOMINAL_RESOLUTION: str = "100 km"
 VALID_REFERENCE: str = "https://doi.org/10.1071/ES19035"
-VALID_PREINDUSTRIAL_START: dict[str, int] = {"year": 101, "month": 1, "day": 1}
-VALID_HISTORICAL_START: dict[str, int] = {"year": 1850, "month": 1, "day": 1}
-VALID_RUNTIME: dict[str, int] = {"year": 1, "month": 0, "day": 0}
+VALID_PREINDUSTRIAL_START: dict[str, int] = {"year": 101, "month": 1, "days": 1}
+VALID_HISTORICAL_START: dict[str, int] = {"year": 1850, "month": 1, "days": 1}
+VALID_RUNTIME: dict[str, int] = {"years": 1, "months": 0, "days": 0}
 VALID_RESTART_FREQ: str = "10YS"
 VALID_MPPNCCOMBINE_EXE: str = "mppnccombine.spack"
 
@@ -181,6 +181,10 @@ def test_mppnccombine_fast_collate_exe(self, config):
                 "collate.exe", "config.yaml", VALID_MPPNCCOMBINE_EXE
             )
 
+            assert "mpi" in config["collate"], error_field_nonexistence(
+                "collate.mpi", "config.yaml"
+            )
+
             assert config["collate"]["mpi"], error_field_incorrect(
                 "collate.mpi", "config.yaml", "true"
             )