diff --git a/fsl/utils/callfsl.py b/fsl/utils/callfsl.py
index f47e4a3536b064ab77aef5eca5fa4dfdff3cec89..598df885bc0d595dda214aff7d1670e0336df85e 100644
--- a/fsl/utils/callfsl.py
+++ b/fsl/utils/callfsl.py
@@ -4,7 +4,9 @@
 #
 # Author: Paul McCarthy <pauldmccarthy@gmail.com>
 #
-"""This module provides the :func:`callFSL` function, which can be
+"""Deprecated - use :mod:`fsl.utils.run` instead.
+
+This module provides the :func:`callFSL` function, which can be
 used to call a FSL command, and retrieve the result.
 """