diff --git a/package/e17/update-e17.sh b/package/e17/update-e17.sh
index 6786ff4a0..9957a15db 100644
--- a/package/e17/update-e17.sh
+++ b/package/e17/update-e17.sh
@@ -1,10 +1,10 @@
 #!/bin/sh
 
-echo "Updating packages in the e17 repository to version date $(date +%Y-%m-%d)"
+echo "Updating packages in the e17 repository to version date $(date --date '-1 day' '+%Y-%m-%d')"
 
 for pkg in $(cd package/e17; echo *); do
     if [ -x "package/e17/$pkg" ]; then
-	./scripts/Create-PkgUpdPatch $pkg-$(date +%Y-%m-%d) | patch -p0
+	./scripts/Create-PkgUpdPatch $pkg-$(date --date '-1 day' '+%Y-%m-%d') | patch -p0 -bz.orig
     fi
 done