diff --git a/d2o/random.py b/d2o/random.py
new file mode 100644
index 0000000000000000000000000000000000000000..430015246bd9519d822ecea82bac74b998bc3d73
--- /dev/null
+++ b/d2o/random.py
@@ -0,0 +1,15 @@
+# -*- coding: utf-8 -*-
+
+import numpy as np
+
+from d2o.config import configuration as gc,\
+                       dependency_injector as gdi
+
+MPI = gdi[gc['mpi_module']]
+comm = gc['default_comm']
+rank = comm.rank
+
+
+def seed(seed=None):
+    seed = rank if seed is None else np.uint32(seed) + rank
+    np.random.seed(seed)