diff --git a/DEVELOPER.md b/DEVELOPER.md
index df8c1c0..ef08644 100644
--- a/DEVELOPER.md
+++ b/DEVELOPER.md
@@ -137,7 +137,7 @@ Structure**, mark `src` as a source folder.  In the **Exclude
 Files** box, enter the following:
 
 ```
-LICENSE;NOTICE;PyPI.md;build;dist;docs/_build;out;poetry.lock;poetry.toml;run;.coverage;.coverage.lcov;.coveragerc;.gitattributes;.github;.gitignore;.htmlcov;.idea;.mypy_cache;.poetry;.pre-commit-config.yaml;.pylintrc;.pytest_cache;.readthedocs.yml;.run;.tabignore;.venv;.env*
+LICENSE;NOTICE;PyPI.md;build;dist;docs/_build;out;poetry.lock;poetry.toml;run;.coverage;.coverage.lcov;.coveragerc;.gitattributes;.github;.gitignore;.htmlcov;.idea;.mypy_cache;.poetry;.pre-commit-config.yaml;.pylintrc;.pytest_cache;.python-version;.readthedocs.yml;.run;.tabignore;.venv;.env*
 ```
 
 When you're done, click **Ok**.  Then, go to the gear icon in the project panel