diff --git a/src/cubedynamics/tests/test_import_and_pipe.py b/src/cubedynamics/tests/test_import_and_pipe.py
index 247f798..ab7bc58 100644
--- a/src/cubedynamics/tests/test_import_and_pipe.py
+++ b/src/cubedynamics/tests/test_import_and_pipe.py
@@ -3,16 +3,9 @@
 import numpy as np
 import xarray as xr
 
-import cubedynamics as cd
 from cubedynamics import pipe, verbs as v
 
 
-def test_import_cubedynamics_has_version():
-    """Ensure the package exposes a version attribute."""
-
-    assert hasattr(cd, "__version__")
-
-
 def test_pipe_anomaly_variance_chain():
     """Smoke-test chaining simple pipe verbs if available."""
 
diff --git a/src/cubedynamics/tests/test_imports.py b/src/cubedynamics/tests/test_imports.py
index cc592a2..ea0345d 100644
--- a/src/cubedynamics/tests/test_imports.py
+++ b/src/cubedynamics/tests/test_imports.py
@@ -1,7 +1,5 @@
 """Basic import smoke tests for the cubedynamics package."""
 
-import pytest
-
 import cubedynamics
 
 
@@ -19,17 +17,3 @@ def test_streaming_helpers_are_callable():
     ]
     for func in public_funcs:
         assert callable(func)
-
-
-def test_streaming_stubs_raise_not_implemented():
-    """Only the unimplemented helpers should raise NotImplementedError."""
-    stub_funcs = [
-        cubedynamics.stream_prism_to_cube,
-        cubedynamics.correlation_cube,
-    ]
-    for func in stub_funcs:
-        with pytest.raises(NotImplementedError):
-            if func is cubedynamics.correlation_cube:
-                func(None, [None])
-            else:
-                func(None)