diff --git a/setup.cfg b/setup.cfg
index 67935c070fe47191d6fe10ae84f6069ceac0fa53..416be7cb8790297307a0738e8606665d8e0a05f2 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -18,9 +18,9 @@ platforms=any
 
 [options]
 package_dir =
-    = .
+    ptv = .
     = _modules
-    = test-data
+
 
 [options.entry_points]
 console_script =
@@ -29,7 +29,10 @@ console_script =
 python_requires = >=3.6
 
 [options.packages.find]
-where = .
+#where = .
+exclude =
+          .*non-regression-tests.*
+          .*non-regression-tests
 
 install_requires =
     backports
@@ -59,7 +62,7 @@ install_requires =
     tk
 
 [options.data_files]=
-    test_data = test-data/COS-3.500.fastq
+test_data = test-data/COS-3.500.fastq
               test-data/COS-3.fasta
               test-data/COS-3.fastq
               test-data/COS-5.fasta
diff --git a/setup.py b/setup.py
index 0407ad7928fd4da073f06236c39237e1abee34e6..ea7957dca99fdb80407f09f90bcb5b7623134939 100644
--- a/setup.py
+++ b/setup.py
@@ -6,9 +6,9 @@ https://github.com/pypa/sampleproject
 
 # Always prefer setuptools over distutils
 from setuptools import setup, find_packages
-import pathlib
+#import pathlib
 
-here = pathlib.Path(__file__).parent.resolve()
+#here = pathlib.Path(__file__).parent.resolve()
 
 # Get the long description from the README file
 # long_description = (here / "README.md").read_text(encoding="utf-8")