diff --git a/run_tests.sh b/run_tests.sh
index 0c3da83..12bcda2 100755
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -18,10 +18,6 @@ export VIRTUAL_ENV_DISABLE_PROMPT=1
 source "${VENV_PATH}/bin/activate"
 pip install -r tests/requirements.txt
 
-# install testgres' dependencies
-export PYTHONPATH=$(pwd)
-# $PIP install .
-
 # test code quality
 pip install flake8 flake8-pyproject
 flake8 .
diff --git a/run_tests2.sh b/run_tests2.sh
index 99e0281..a20f1bb 100755
--- a/run_tests2.sh
+++ b/run_tests2.sh
@@ -24,10 +24,6 @@ export VIRTUAL_ENV_DISABLE_PROMPT=1
 source "${VENV_PATH}/bin/activate"
 pip install -r tests/requirements.txt
 
-# install testgres' dependencies
-export PYTHONPATH=$(pwd)
-# $PIP install .
-
 # test code quality
 pip install flake8 flake8-pyproject
 flake8 .