diff --git a/mpsd-software.py b/mpsd-software.py
index e32351a42e253199fe02988b86338afd84a0bacd..b1ca8c7a080c5489bcab7ba2de1b50a3bbaae030 100755
--- a/mpsd-software.py
+++ b/mpsd-software.py
@@ -729,6 +729,18 @@ def prepare_environment(mpsd_release: str, root_dir: Path) -> List[str]:
     -------
     available_toolchains : list
         A list of available toolchains for the given MPSD release.
+
+    Example
+    -------
+    >>> prepare_environment('dev-23a', Path('.'))
+    ['foss2021a-cuda-mpi',
+     'foss2021a-mpi',
+     'foss2021a-serial',
+     'foss2022a-cuda-mpi',
+     'foss2022a-mpi',
+     'foss2022a-serial',
+     'global',
+     'global_generic']
     """
     logging.info(f"Preparing {mpsd_release=}")