diff --git a/sbin/hammer/cmd_cleanup.c b/sbin/hammer/cmd_cleanup.c
index 9053532..81fc02f 100644
--- a/sbin/hammer/cmd_cleanup.c
+++ b/sbin/hammer/cmd_cleanup.c
@@ -115,7 +115,7 @@ hammer_cmd_cleanup(char **av, int ac)
 				continue;
 			if ((strncmp(ptr, "(hammer,", 8) == 0) ||
 			    ((strncmp(ptr, "(null,", 6) == 0) &&
-			     (strncmp(fs, "/pfs", 4) == 0)))
+			     (strstr(fs, "/@@0x") != NULL)))
 				do_cleanup(path);
 		}
 		fclose(fp);