diff --git a/tests/conftest.py b/tests/conftest.py
index bbb87c2a1..9c23755cf 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -33,8 +33,12 @@ def pytest_configure(config):  # pylint: disable=unused-argument # noqa: ARG001
         CONFIG_DIR, 'spatiotemporal', 'gen_3x_4x_2f.json'
     )
     pytest.S_FP_GEN = os.path.join(CONFIG_DIR, 'spatial', 'gen_2x_2f.json')
-    pytest.ST_FP_DISC = os.path.join(CONFIG_DIR, 'spatiotemporal', 'disc.json')
-    pytest.S_FP_DISC = os.path.join(CONFIG_DIR, 'spatial', 'disc.json')
+
+    # Note that disc should not use "same" zeros padding but easier to use this
+    # for testing on small sample sizes.
+    pytest.ST_FP_DISC = os.path.join(TEST_DATA_DIR, 'config_disc_st_test.json')
+    pytest.S_FP_DISC = os.path.join(TEST_DATA_DIR, 'config_disc_s_test.json')
+
     pytest.FPS_GCM = [
         os.path.join(TEST_DATA_DIR, 'ua_test.nc'),
         os.path.join(TEST_DATA_DIR, 'va_test.nc'),
diff --git a/tests/data/config_disc_s_test.json b/tests/data/config_disc_s_test.json
new file mode 100644
index 000000000..c1acb7b94
--- /dev/null
+++ b/tests/data/config_disc_s_test.json
@@ -0,0 +1,24 @@
+{
+  "hidden_layers": [
+    {"class": "Conv2D", "filters": 32, "kernel_size": 3, "padding": "same", "strides": 1},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv2D", "filters": 32, "kernel_size": 3, "padding": "same", "strides": 2},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv2D", "filters": 64, "kernel_size": 3, "padding": "same", "strides": 1},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv2D", "filters": 64, "kernel_size": 3, "padding": "same", "strides": 2},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv2D", "filters": 128, "kernel_size": 3, "padding": "same", "strides": 1},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv2D", "filters": 128, "kernel_size": 3, "padding": "same", "strides": 2},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv2D", "filters": 256, "kernel_size": 3, "padding": "same", "strides": 1},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv2D", "filters": 256, "kernel_size": 3, "padding": "same", "strides": 2},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Flatten"},
+    {"class": "Dense", "units": 1024},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Dense", "units": 1}
+  ]
+}
diff --git a/tests/data/config_disc_st_test.json b/tests/data/config_disc_st_test.json
new file mode 100644
index 000000000..39083fb49
--- /dev/null
+++ b/tests/data/config_disc_st_test.json
@@ -0,0 +1,26 @@
+{
+  "hidden_layers": [
+    {"class": "Conv3D", "filters": 32, "kernel_size": 3, "padding": "same", "strides": 1},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv3D", "filters": 32, "kernel_size": 3, "padding": "same", "strides": 2},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv3D", "filters": 64, "kernel_size": 3, "padding": "same", "strides": 1},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv3D", "filters": 64, "kernel_size": 3, "padding": "same", "strides": 2},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv3D", "filters": 128, "kernel_size": 3, "padding": "same", "strides": 1},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv3D", "filters": 128, "kernel_size": 3, "padding": "same", "strides": 2},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv3D", "filters": 256, "kernel_size": 3, "padding": "same", "strides": 1},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Conv3D", "filters": 256, "kernel_size": 3, "padding": "same", "strides": 2},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Flatten"},
+    {"class": "Dense", "units": 2048},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Dense", "units": 1024},
+    {"alpha": 0.2, "class": "LeakyReLU"},
+    {"class": "Dense", "units": 1}
+  ]
+}
diff --git a/tests/training/test_train_exo.py b/tests/training/test_train_exo.py
index d3f8fe1e1..ca5b0e9da 100644
--- a/tests/training/test_train_exo.py
+++ b/tests/training/test_train_exo.py
@@ -7,7 +7,6 @@
 import numpy as np
 import pytest
 
-from sup3r import CONFIG_DIR
 from sup3r.models import Sup3rGan
 from sup3r.preprocessing import (
     BatchHandler,
@@ -65,11 +64,9 @@ def test_wind_hi_res_topo(
     if mode == 'eager':
         assert batcher.loaded
 
-    fp_disc = os.path.join(CONFIG_DIR, 'spatial/disc.json')
-
     Sup3rGan.seed()
     model = Sup3rGan(
-        gen_config_with_topo(CustomLayer), fp_disc, learning_rate=1e-4
+        gen_config_with_topo(CustomLayer), pytest.S_FP_DISC, learning_rate=1e-4
     )
 
     start = time.time()
diff --git a/tests/training/test_train_exo_cc.py b/tests/training/test_train_exo_cc.py
index 198a14291..fb3a780ea 100644
--- a/tests/training/test_train_exo_cc.py
+++ b/tests/training/test_train_exo_cc.py
@@ -57,11 +57,9 @@ def test_wind_hi_res_topo(
         mode='eager',
     )
 
-    fp_disc = os.path.join(CONFIG_DIR, 'spatial/disc.json')
-
     Sup3rGan.seed()
     model = Sup3rGan(
-        gen_config_with_topo(CustomLayer), fp_disc, learning_rate=1e-4
+        gen_config_with_topo(CustomLayer), pytest.S_FP_DISC, learning_rate=1e-4
     )
 
     with tempfile.TemporaryDirectory() as td:
diff --git a/tests/training/test_train_solar.py b/tests/training/test_train_solar.py
index 1ff9d6fef..7888124f9 100644
--- a/tests/training/test_train_solar.py
+++ b/tests/training/test_train_solar.py
@@ -55,7 +55,7 @@ def test_solar_cc_model(hr_steps):
     )
 
     fp_gen = os.path.join(CONFIG_DIR, 'sup3rcc/gen_solar_1x_8x_1f.json')
-    fp_disc = os.path.join(CONFIG_DIR, 'spatiotemporal/disc.json')
+    fp_disc = pytest.ST_FP_DISC
 
     Sup3rGan.seed()
     model = SolarCC(
@@ -127,7 +127,7 @@ def test_solar_cc_model_spatial():
     )
 
     fp_gen = os.path.join(CONFIG_DIR, 'sup3rcc/gen_solar_5x_1x_1f.json')
-    fp_disc = os.path.join(CONFIG_DIR, 'spatial/disc.json')
+    fp_disc = pytest.S_FP_DISC
 
     Sup3rGan.seed()
     model = Sup3rGan(fp_gen, fp_disc, learning_rate=1e-4)
@@ -179,7 +179,7 @@ def test_solar_custom_loss():
     )
 
     fp_gen = os.path.join(CONFIG_DIR, 'sup3rcc/gen_solar_1x_8x_1f.json')
-    fp_disc = os.path.join(CONFIG_DIR, 'spatiotemporal/disc.json')
+    fp_disc = pytest.ST_FP_DISC
 
     Sup3rGan.seed()
     model = SolarCC(