diff --git a/release/build_devel.sh b/release/build_devel.sh
index 32c8baf869..9febb866df 100755
--- a/release/build_devel.sh
+++ b/release/build_devel.sh
@@ -84,6 +84,7 @@ echo -n "1" > /data/params/d/CommunityFeaturesToggle
 
 PYTHONPATH="$TARGET_DIR:$TARGET_DIR/pyextra" nosetests -s selfdrive/test/test_openpilot.py
 PYTHONPATH="$TARGET_DIR:$TARGET_DIR/pyextra" GET_CPU_USAGE=1 selfdrive/manager.py
+PYTHONPATH="$TARGET_DIR:$TARGET_DIR/pyextra" selfdrive/car/tests/test_car_interfaces.py
 
 echo "[-] testing panda build T=$SECONDS"
 pushd panda/board/
diff --git a/release/build_release2.sh b/release/build_release2.sh
index 1e74251d20..08f727b1b2 100755
--- a/release/build_release2.sh
+++ b/release/build_release2.sh
@@ -44,12 +44,22 @@ popd
 ln -sfn /data/openpilot /data/pythonpath
 export PYTHONPATH="/data/openpilot:/data/openpilot/pyextra"
 SCONS_CACHE=1 scons -j3
+
+# Run tests
 nosetests -s selfdrive/test/test_openpilot.py
+selfdrive/car/tests/test_car_interfaces.py
 
 # Cleanup
+find . -name '*.a' -delete
+find . -name '*.o' -delete
+find . -name '*.os' -delete
 find . -name '*.pyc' -delete
+find . -name '__pycache__' -delete
 rm .sconsign.dblite
 
+# Restore phonelibs
+git checkout phonelibs/
+
 # Mark as prebuilt release
 touch prebuilt
 
@@ -57,6 +67,9 @@ touch prebuilt
 git add -f .
 git commit --amend -m "openpilot v$VERSION"
 
+# Print committed files that are normally gitignored
+#git status --ignored
+
 # Push to release2-staging
 git push -f origin release2-staging