diff --git a/autotest/test_z03_examples.py b/autotest/test_z03_examples.py
index 5a6c707934e..fc972e75e6c 100644
--- a/autotest/test_z03_examples.py
+++ b/autotest/test_z03_examples.py
@@ -2,7 +2,33 @@
 from conftest import should_compare
 from simulation import TestSimulation
 
-excluded_models = ["ex-gwf-csub-p02c"]
+# skip nested models
+# ex-gwf-csub-p02c has subdirs like 'es-001', 'hb-100'
+# all others just have 2 folders 'mf6gwf' and 'mf6gwt'
+excluded_models = [
+    "ex-gwf-csub-p02c",
+    "ex-gwt-hecht-mendez-b",
+    "ex-gwt-hecht-mendez-c",
+    "ex-gwt-keating",
+    "ex-gwt-moc3d-p01a",
+    "ex-gwt-moc3d-p01b",
+    "ex-gwt-moc3d-p01c",
+    "ex-gwt-moc3d-p01d",
+    "ex-gwt-moc3d-p02",
+    "ex-gwt-moc3d-p02tg",
+    "ex-gwt-mt3dms-p02a",
+    "ex-gwt-mt3dms-p02b",
+    "ex-gwt-mt3dms-p02c",
+    "ex-gwt-mt3dms-p02d",
+    "ex-gwt-mt3dms-p02e",
+    "ex-gwt-mt3dms-p02f",
+    "ex-gwt-mt3dsupp631",
+    "ex-gwt-mt3dsupp632a",
+    "ex-gwt-mt3dsupp632b",
+    "ex-gwt-mt3dsupp632c",
+    "ex-gwt-mt3dsupp82",
+    "ex-gwt-prudic2004t2",
+]
 excluded_comparisons = {
     "ex-gwf-capture": ("6.2.1",),
     "ex-gwf-sagehen": ("6.2.1",),
@@ -32,9 +58,6 @@ def test_scenario(function_tmpdir, example_scenario, targets):
 
     for exdir in exdirs:
         model_name = f"{name}_{exdir.name}"
-        if exdir.name in ["mf6gwt"]:
-            pytest.skip(f"Skipping coupled GWT model: {name}/{exdir.name}")
-
         workspace = function_tmpdir / model_name
         sim = TestSimulation(
             name=model_name,