diff --git a/checker/plugins/scripts.py b/checker/plugins/scripts.py
index 362f9ac..55d0219 100644
--- a/checker/plugins/scripts.py
+++ b/checker/plugins/scripts.py
@@ -31,9 +31,14 @@ def set_up_env_sandbox() -> None:  # pragma: nocover
             for variable in args.env_whitelist:
                 os.environ[variable] = env[variable]
 
+        if isinstance(args.script, list):
+            safe_shell_script = " ".join(args.script)
+        else:
+            safe_shell_script = args.script
+
         try:
             result = subprocess.run(
-                args.script,
+                safe_shell_script,
                 shell=True,
                 cwd=args.origin,
                 timeout=args.timeout,  # kill process after timeout, raise TimeoutExpired
diff --git a/tests/plugins/test_scripts.py b/tests/plugins/test_scripts.py
index e9ab017..d110426 100644
--- a/tests/plugins/test_scripts.py
+++ b/tests/plugins/test_scripts.py
@@ -46,10 +46,13 @@ def test_plugin_args(self, parameters: dict[str, Any], expected_exception: Excep
         "script, output, expected_exception",
         [
             ("echo Hello", "Hello", None),
+            (["echo", "Hello"], "Hello", None),
             ("sleep 0.1", "", None),
+            (["sleep", "0.1"], "", None),
             ("true", "", None),
             ("false", "", PluginExecutionFailed),
             ("echo Hello && false", "Hello", PluginExecutionFailed),
+            (["echo", "Hello", "&&", "false"], "Hello", PluginExecutionFailed),
         ],
     )
     def test_simple_cases(self, script: str, output: str, expected_exception: Exception | None) -> None: