diff --git a/tuna/tuna.py b/tuna/tuna.py
index 1de63b0..646b8df 100755
--- a/tuna/tuna.py
+++ b/tuna/tuna.py
@@ -271,6 +271,9 @@
 			if e[0] == 3:
 				# process died
 				continue
+			elif e[0] == 22: # (22, EINVAL - unmovable thread)
+				print "thread %(pid)d cannot be moved as requested" %{'pid':pid}
+				continue
 			raise e
 	return changed