diff --git a/MANIFEST.in b/MANIFEST.in
index 4e22875..461c4f1 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -4,22 +4,8 @@ include CITATION
 include LICENSE
 include Makefile
 include changelog.txt
-include dat/*.csv
-include dat/*.db
-include dat/*.ipynb
-include dat/*.json
-include dat/*.jsonld
-include dat/*.parquet
-include dat/*.ttl
-include dat/*.yml
-include dat/food_com/*.csv
-include dat/psl/*.json
-include dat/psl/*.txt
-include dat/titanic/*.csv
 include docker-compose.yml
 include environment.yml
-include examples/*.ipynb
-include examples/graph_algebra/*.ipynb
 include kglab/*.py
 include kglab/query/*.py
 include pylintrc
@@ -28,6 +14,7 @@ include requirements-tut.txt
 include requirements.txt
 include sample.py
 include setup.py
+prune dat
 prune bin
 prune docker
 prune docs
@@ -35,7 +22,7 @@ prune scripts
 prune tests
 prune wip
 prune .ipynb_checkpoints
-prune examples/.ipynb_checkpoints
+prune examples
 exclude codecov.yml
 exclude lgtm.yml
 exclude meta.yaml
diff --git a/bin/push_pypi.sh b/bin/push_pypi.sh
index 16b991a..ed8f58c 100755
--- a/bin/push_pypi.sh
+++ b/bin/push_pypi.sh
@@ -3,6 +3,6 @@
 ## debugging the uploaded README:
 # pandoc README.md --from markdown --to rst -s -o README.rst
 
-rm -rf dist
-python setup.py sdist bdist_wheel
+rm -rf dist build kglab.egg-info
+python setup.py sdist bdist_wheel -v
 twine upload --verbose dist/*
diff --git a/changelog.txt b/changelog.txt
index 5105165..629a2a7 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,9 +1,10 @@
 # `kglab` changelog
 
-## 0.6.5
+## 0.6.6
 
 2022-11-23
 
+  * something is not quite right about source distributions... kudos to <https://stackoverflow.com/questions/608855/excluding-a-top-level-directory-from-a-setuptools-package>
   * update `setuptools` to workaround potential vulnerabilities
   * create `pyproject.toml` to support upcoming `pip` release
   * remove tests and other unnecessary files from source distribution
diff --git a/kglab/version.py b/kglab/version.py
index 3ebe0ea..f14aace 100644
--- a/kglab/version.py
+++ b/kglab/version.py
@@ -11,7 +11,7 @@
 
 
 MIN_PY_VERSION: typing.Tuple = (3, 7,)
-__version__: str = "0.6.5"
+__version__: str = "0.6.6"
 
 
 def _versify (
diff --git a/setup.py b/setup.py
index 016dcf8..927eae3 100644
--- a/setup.py
+++ b/setup.py
@@ -76,9 +76,17 @@ def parse_requirements_file (
         long_description_content_type = "text/markdown",
 
         python_requires = ">=" + kglab_version._versify(kglab_version.MIN_PY_VERSION),  # pylint: disable=W0212
-        packages = setuptools.find_packages(exclude=[ "docs", "examples" ]),
         zip_safe = False,
 
+        packages = setuptools.find_packages(
+            exclude = [
+                "dat",
+                "docs",
+                "examples",
+                "scripts",
+                "tests",
+            ]),
+
         install_requires = base_packages,
         extras_require = {
             "base": base_packages,
@@ -114,12 +122,11 @@ def parse_requirements_file (
         url = "https://derwen.ai/docs/kgl/",
         project_urls = {
             "DOI": "https://doi.org/10.5281/zenodo.6360664",
-            "Community Survey": "https://forms.gle/FMHgtmxHYWocprMn6",
-            "Discussion Forum": "https://www.linkedin.com/groups/6725785/",
+            "Discussions": "https://www.linkedin.com/groups/6725785/",
             "DockerHub": "https://hub.docker.com/r/derwenai/kglab",
-            "Hands-on Tutorial": "https://derwen.ai/docs/kgl/tutorial/",
-            "Issue Tracker": "https://github.com/DerwenAI/kglab/issues",
-            "Source Code": "https://github.com/DerwenAI/kglab",
+            "Tutorial": "https://derwen.ai/docs/kgl/tutorial/",
+            "Issues": "https://github.com/DerwenAI/kglab/issues",
+            "Source": "https://github.com/DerwenAI/kglab",
         },
 
         entry_points = {