diff --git a/src/borgstore/store.py b/src/borgstore/store.py
index 7c520a2..d2ae08a 100644
--- a/src/borgstore/store.py
+++ b/src/borgstore/store.py
@@ -49,9 +49,9 @@ def __init__(self, url: Optional[str] = None, backend: Optional[BackendBase] = N
         self.backend = backend
         self._stats: Counter = Counter()
         # this is to emulate additional latency to what the backend actually offers:
-        self.latency = float(os.environ.get("BORGSTORE_LATENCY", "0")) / 1e6  # [us]
+        self.latency = float(os.environ.get("BORGSTORE_LATENCY", "0")) / 1e6  # [us] -> [s]
         # this is to emulate less bandwidth than what the backend actually offers:
-        self.bandwidth = float(os.environ.get("BORGSTORE_BANDWIDTH", "0")) / 8  # [bits/s]
+        self.bandwidth = float(os.environ.get("BORGSTORE_BANDWIDTH", "0")) / 8  # [bits/s] -> [bytes/s]
 
     def __repr__(self):
         return f"<Store(url={self.url!r}, levels={self.levels!r})>"