diff --git a/benchcab/fluxsite.py b/benchcab/fluxsite.py
index f455a2b0..fc180173 100644
--- a/benchcab/fluxsite.py
+++ b/benchcab/fluxsite.py
@@ -175,10 +175,6 @@ def setup_task(self, verbose=False):
                         "restart": False,
                     },
                     "fixedCO2": internal.CABLE_FIXED_CO2_CONC,
-                    "casafile": {
-                        "phen": str(internal.PHEN_FILE.absolute()),
-                        "cnpbiome": str(internal.CNPBIOME_FILE.absolute()),
-                    },
                     "spinup": False,
                 }
             },
diff --git a/benchcab/internal.py b/benchcab/internal.py
index 365f4481..7e1fc8fe 100644
--- a/benchcab/internal.py
+++ b/benchcab/internal.py
@@ -39,26 +39,11 @@
 # Relative path to core namelist files
 NAMELIST_DIR = Path("namelists")
 
-# Relative path to CABLE Auxiliary repository
-CABLE_AUX_DIR = SRC_DIR / "CABLE-AUX"
+# Path to grid files
+GRID_DIR = Path("/g/data/rp23/data/no_provenance/gridinfo")
 
-# Relative URL path to CABLE Auxiliary repository on SVN
-CABLE_AUX_RELATIVE_SVN_PATH = "branches/Share/CABLE-AUX"
-
-# TODO(Sean): hard coding paths assets in CABLE_AUX is brittle, these should
-# be promoted to config parameters, especially since we no longer throw exceptions
-# when the assets cannot be found.
-
-# Relative path to CABLE grid info file
-GRID_FILE = CABLE_AUX_DIR / "offline" / "gridinfo_CSIRO_1x1.nc"
-
-# Relative path to modis_phenology_csiro.txt
-PHEN_FILE = CABLE_AUX_DIR / "core" / "biogeochem" / "modis_phenology_csiro.txt"
-
-# Relative path to pftlookup_csiro_v16_17tiles.csv
-CNPBIOME_FILE = (
-    CABLE_AUX_DIR / "core" / "biogeochem" / "pftlookup_csiro_v16_17tiles.csv"
-)
+# Path CABLE grid info file
+GRID_FILE = GRID_DIR / "crujra_accessN96_gridinfo.nc"
 
 # Fluxsite directory tree
 FLUXSITE_DIRS: dict[str, Path] = {}
diff --git a/tests/test_fluxsite.py b/tests/test_fluxsite.py
index 606b7d09..d8f2a425 100644
--- a/tests/test_fluxsite.py
+++ b/tests/test_fluxsite.py
@@ -277,10 +277,6 @@ def test_all_settings_are_patched_into_namelist_file(self, task):
             },
             "output": {"restart": False},
             "fixedco2": internal.CABLE_FIXED_CO2_CONC,
-            "casafile": {
-                "phen": str(internal.PHEN_FILE.absolute()),
-                "cnpbiome": str(internal.CNPBIOME_FILE.absolute()),
-            },
             "spinup": False,
             "some_setting": True,
             "some_branch_specific_setting": True,