diff --git a/.gitignore b/.gitignore
index 92936fa..213c4cd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ release/
 *.exe
 *.sfx
 *.zip
+*.7z
diff --git a/00-prepare.sh b/00-prepare.sh
index 18a2e8a..f4d234a 100755
--- a/00-prepare.sh
+++ b/00-prepare.sh
@@ -5,7 +5,7 @@
 for dep in wget 7z md5sum stat bc upx jq
 do type $dep; done
 
-test -r .prepared || {
+test -r .prepared-$version || {
 . $PWD/vars.inc
 
 sh deps-list.sh | wget -nc -ci - || true
@@ -18,7 +18,6 @@ test -r elevate.exe || {
 md5sum -c <<EOF
 7178d69ded53b7683dd52cd1ca0a20ff  elevate.exe
 EOF
-rm -f elevate-1.3.0-redist.7z
 
 test -r 7zCon.sfx || {
   mkdir tmp
@@ -28,10 +27,8 @@ test -r 7zCon.sfx || {
   cd ..
   rm -rf tmp
 }
-rm -f 7z1900.exe
 
-SIZE=$(stat -c "%b*%B" yggdrasil-$version-windows-i386.exe | bc)
-test $SIZE -lt 1824704 || upx yggdrasil-$version-windows-i386.exe
+upx yggdrasil-$version-windows-i386.exe
 
-touch .prepared
+touch .prepared-$version
 }
diff --git a/01-release.sh b/01-release.sh
index 8c86717..1f500f4 100755
--- a/01-release.sh
+++ b/01-release.sh
@@ -14,12 +14,11 @@ cp -r waash/data $ROUT
 mkdir -p $ROUT/deps/bin
 
 unzip UnxUpdates.zip sed.exe
-rm UnxUpdates.zip
 
 sh gen-README.sh > $ROUT/README.txt
-mv yggdrasil-$version-*.exe $ROUT/deps/bin/yggdrasil-windows-i386.exe
-mv *.exe $ROUT/deps/bin
-mv *.sfx $R
+cp yggdrasil-$version-*.exe $ROUT/deps/bin/yggdrasil-windows-i386.exe
+cp *.exe $ROUT/deps/bin
+cp *.sfx $R
 unix2dos $ROUT/*.bat
 unix2dos $ROUT/deps/*.txt
 }