diff --git a/.tests/ci-test-run.sh b/.tests/ci-test-run.sh
index facd3b7e..a012c48c 100755
--- a/.tests/ci-test-run.sh
+++ b/.tests/ci-test-run.sh
@@ -8,4 +8,6 @@ set -e
 
 "$dp0/test-tools.sh" || exit 1
 
+python -m unittests || exit 1
+
 "$dp0/test-run.sh" -- testInternalCreate || exit 1
diff --git a/_AutoinstallCreator/test_update.py b/_AutoinstallCreator/test_update.py
index 54b3c1b3..4ac2b1db 100644
--- a/_AutoinstallCreator/test_update.py
+++ b/_AutoinstallCreator/test_update.py
@@ -2,16 +2,22 @@
 import pathlib
 import shutil
 import subprocess
+import sys
 import unittest
 
-from _AutoinstallCreator import io_tools
 
 _self_path: str = os.path.dirname(os.path.realpath(__file__))
+
 _self_tmp_path: str = os.path.join(_self_path, '.tmp')
 _root_path: str = os.path.dirname(_self_path)
 _tools_path: str = os.path.join(_root_path, '.tools')
 busybox_exe_path: str = os.path.join(_tools_path, 'busybox.exe')
 
+if _root_path not in sys.path:
+    sys.path.append(_root_path)
+
+from _AutoinstallCreator import io_tools
+
 
 def get_version_from_stdout(b_stdout: bytes) -> str:
     for b_line in b_stdout.splitlines():