diff --git a/src/caosdb/__init__.py b/src/caosdb/__init__.py
index cb62fb04c7813b9570aef22775407fc43aeb4faf..0fed58178a23c6aeacb64766dfb790b3449c0233 100644
--- a/src/caosdb/__init__.py
+++ b/src/caosdb/__init__.py
@@ -1,4 +1,10 @@
 """
 Deprecated
 """
+
+from warnings import warn
+
 from linkahead import *
+
+warn(("CaosDB was renamed to LinkAhead. Please import the library as `import linkahead`. Using the"
+      " old name (caosdb) is deprecated."), DeprecationWarning)