diff --git a/tools/release.sh b/tools/release.sh
index e29e3c6..60cf2c6 100644
--- a/tools/release.sh
+++ b/tools/release.sh
@@ -16,34 +16,36 @@ mkdir "${distFolderName}/${archiveFolderName}"
 # see https://stackoverflow.com/a/66763713
 SEDOPTION=
 if [[ "$OSTYPE" == "darwin"* ]]; then
-  SEDOPTION="-i ''"
+  SEDOPTION="-i \x27\x27"
 else
   SEDOPTION="-i"
 fi
 
+echo $SEDOPTION
+
 # create single template file for latex
 cp "template-multi-file/eisvogel.latex" "${distFolderName}/eisvogel.latex"
 
 # replace partials (latex)
-sed $SEDOPTION -e '/\$fonts\.latex()\$/ {' -e 'r template-multi-file/fonts.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.latex"
-sed $SEDOPTION -e '/\$common\.latex()\$/ {' -e 'r template-multi-file/common.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.latex"
-sed $SEDOPTION -e '/\$eisvogel-added\.latex()\$/ {' -e 'r template-multi-file/eisvogel-added.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.latex"
-sed $SEDOPTION -e '/\$eisvogel-title-page\.latex()\$/ {' -e 'r template-multi-file/eisvogel-title-page.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.latex"
-sed $SEDOPTION -e '/\$after-header-includes\.latex()\$/ {' -e 'r template-multi-file/after-header-includes.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.latex"
-sed $SEDOPTION -e '/\$hypersetup\.latex()\$/ {' -e 'r template-multi-file/hypersetup.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.latex"
-sed $SEDOPTION -e '/\$passoptions\.latex()\$/ {' -e 'r template-multi-file/passoptions.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.latex"
+sed -e '/\$fonts\.latex()\$/ {' -e 'r template-multi-file/fonts.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.latex"
+sed -e '/\$common\.latex()\$/ {' -e 'r template-multi-file/common.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.latex"
+sed -e '/\$eisvogel-added\.latex()\$/ {' -e 'r template-multi-file/eisvogel-added.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.latex"
+sed -e '/\$eisvogel-title-page\.latex()\$/ {' -e 'r template-multi-file/eisvogel-title-page.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.latex"
+sed -e '/\$after-header-includes\.latex()\$/ {' -e 'r template-multi-file/after-header-includes.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.latex"
+sed -e '/\$hypersetup\.latex()\$/ {' -e 'r template-multi-file/hypersetup.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.latex"
+sed -e '/\$passoptions\.latex()\$/ {' -e 'r template-multi-file/passoptions.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.latex"
 
 # create single template file for beamer
 cp "template-multi-file/eisvogel.beamer" "${distFolderName}/eisvogel.beamer"
 
 # replace partials (beamer)
-sed $SEDOPTION -e '/\$fonts\.latex()\$/ {' -e 'r template-multi-file/fonts.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.beamer"
-sed $SEDOPTION -e '/\$common\.latex()\$/ {' -e 'r template-multi-file/common.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.beamer"
+sed -e '/\$fonts\.latex()\$/ {' -e 'r template-multi-file/fonts.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.beamer"
+sed -e '/\$common\.latex()\$/ {' -e 'r template-multi-file/common.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.beamer"
 # The beamer template has no eisvogel block $eisvogel-added.latex()$
 # The beamer template has no eisvogel titlepage $eisvogel-titlepage.latex()$
-sed $SEDOPTION -e '/\$after-header-includes\.latex()\$/ {' -e 'r template-multi-file/after-header-includes.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.beamer"
-sed $SEDOPTION -e '/\$hypersetup\.latex()\$/ {' -e 'r template-multi-file/hypersetup.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.beamer"
-sed $SEDOPTION -e '/\$passoptions\.latex()\$/ {' -e 'r template-multi-file/passoptions.latex' -e 'd' -e '}' "${distFolderName}/eisvogel.beamer"
+sed -e '/\$after-header-includes\.latex()\$/ {' -e 'r template-multi-file/after-header-includes.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.beamer"
+sed -e '/\$hypersetup\.latex()\$/ {' -e 'r template-multi-file/hypersetup.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.beamer"
+sed -e '/\$passoptions\.latex()\$/ {' -e 'r template-multi-file/passoptions.latex' -e 'd' -e '}' $SEDOPTION "${distFolderName}/eisvogel.beamer"
 
 
 # create folder for the release eisvogel (ZIP and tar.gz)
@@ -61,6 +63,8 @@ cd dist
 
 # create .zip file
 zip -r -X --exclude="*.DS_Store*" "Eisvogel-${1}.zip" "${archiveFolderName}"
+cp "Eisvogel-${1}.zip" "Eisvogel.zip"
 
 # create .tar.gz file
 tar --exclude="*.DS_Store*" -zcvf "Eisvogel-${1}.tar.gz" "Eisvogel-${1}"
+cp "Eisvogel-${1}.tar.gz" "Eisvogel.tar.gz"