diff --git a/requirements/dev.txt b/requirements/dev.txt
index e66e471..0b4a6d3 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -39,6 +39,7 @@ pycparser==2.21
 Pygments==2.14.0
 pylint==2.17.0
 pyproject_hooks==1.0.0
+pyright==1.1.359
 pytest==7.2.2
 PyYAML==6.0
 readme-renderer==37.3
diff --git a/scripts/run_tests.sh b/scripts/run_tests.sh
index cf5573c..13c5a23 100755
--- a/scripts/run_tests.sh
+++ b/scripts/run_tests.sh
@@ -24,6 +24,7 @@ find . -not -path './venv/*' -type f -name '*.sh' -print0 | xargs -0 shellcheck
 pytest . || err "pytest failed!"
 pylint twnet_parser/ || err "pylint failed!"
 mypy twnet_parser/ || err "mypy failed!"
+pyright twnet_parser/ || err "pyright failed!"
 if grep -r 'List\[' twnet_parser tests/
 then
 	err "found usage of List[ please use list[ instead"