diff --git a/reasonify-headless/reasonify/tools/install.py b/reasonify-headless/reasonify/tools/install.py
index 4ab538b..21f00d0 100644
--- a/reasonify-headless/reasonify/tools/install.py
+++ b/reasonify-headless/reasonify/tools/install.py
@@ -4,10 +4,7 @@
 
 
 @tool
-async def pip_install(requirements: str | list[str]):
-    """
-    Install a package or list of packages to this runtime environment.
-    If you are going to use a 3-party library, you should install it first.
-    """
+async def pip_install(*requirements: str):
+    """install 3rd-party packages to this runtime environment"""
 
-    return await install(requirements, keep_going=True)
+    return await install(sum(map(str.split, requirements), []), keep_going=True)
diff --git a/reasonify-headless/version.py b/reasonify-headless/version.py
index ae73625..bbab024 100644
--- a/reasonify-headless/version.py
+++ b/reasonify-headless/version.py
@@ -1 +1 @@
-__version__ = "0.1.3"
+__version__ = "0.1.4"