diff --git a/cpuset/commands/proc.py b/cpuset/commands/proc.py
index e4f30e2..e0366d4 100644
--- a/cpuset/commands/proc.py
+++ b/cpuset/commands/proc.py
@@ -684,7 +684,7 @@ def move_pidspec(pidspec, toset, fset=None, threads=False):
 
 def task_detail(pid, width=70):
     # scheduler policy definitions
-    policy = ['o', 'f', 'r', 'b', '?', 'i']
+    policy = ['o', 'f', 'r', 'b', '?', 'i', 'd']
     # stat location definitions
     statdef = {
         'pid': 0,