diff --git a/test/zdtm.py b/test/zdtm.py
index 3ed9f2994..98cbfa23f 100755
--- a/test/zdtm.py
+++ b/test/zdtm.py
@@ -313,8 +313,7 @@ def wait_pid_die(pid, who, tmo = 30):
 	while stime < tmo:
 		try:
 			os.kill(int(pid), 0)
-		except Exception, e:
-			print "Unable to kill %d: %s" % (pid, e)
+		except OSError, e:
 			break
 
 		print "Wait for %s(%d) to die for %f" % (who, pid, stime)