diff --git a/releases/3.1/builddiff.bat b/releases/3.1/builddiff.bat
index 7db2316..7a61d77 100644
--- a/releases/3.1/builddiff.bat
+++ b/releases/3.1/builddiff.bat
@@ -1,2 +1,3 @@
 @echo off (subdirs, prompt for password <-s>, date)
-c:\"Program Files"\Winzip\wzzip.exe -P -r -ex -t100105 NS-diff.zip @assets-common.txt @assets-maps.txt
+c:\"Program Files"\Winzip\wzzip.exe -P -r -ex -t080705 NS-diff.zip @assets-common.txt @assets-maps.txt
+pause