diff --git a/buildInstallomatorPkg.sh b/buildInstallomatorPkg.sh
index aac9ac5..d5863fd 100755
--- a/buildInstallomatorPkg.sh
+++ b/buildInstallomatorPkg.sh
@@ -10,66 +10,19 @@
 export PATH=/usr/bin:/bin:/usr/sbin:/sbin
 
 pkgname="Installomator"
-version="0.5"
+version="0.6"
 identifier="com.scriptingosx.${pkgname}"
 install_location="/usr/local/Installomator/"
 signature="Developer ID Installer: Armin Briegel (JME5BW3F3R)"
 dev_team="JME5BW3F3R" # asc-provider
 dev_account="developer@scriptingosx.com"
-dev_keychain_label="Developer-altool"
+dev_keychain_label="notary-scriptingosx"
 
 
 scriptfolder=$(dirname "$0")
 projectfolder=$(mktemp -d)
 payloadfolder="${projectfolder}/payload"
 
-# MARK: functions
-requeststatus() { # $1: requestUUID
-    requestUUID=${1?:"need a request UUID"}
-    req_status=$(xcrun altool --notarization-info "$requestUUID" \
-                          --username "$dev_account" \
-                          --password "@keychain:$dev_keychain_label" 2>&1 | awk -F ': ' '/Status:/ { print $2; }' )
-    echo "$req_status"
-}
-
-notarizefile() { # $1: path to file to notarize, $2: identifier
-    filepath=${1:?"need a filepath"}
-    identifier=${2:?"need an identifier"}
-    
-    # upload file
-    echo "## uploading $filepath for notarization"
-    requestUUID=$(xcrun altool --notarize-app \
-                               --primary-bundle-id "$identifier" \
-                               --username "$dev_account" \
-                               --password "@keychain:$dev_keychain_label" \
-                               --asc-provider "$dev_team" \
-                               --file "$filepath" 2>&1 | awk '/RequestUUID/ { print $NF; }')
-                               
-    echo "Notarization RequestUUID: $requestUUID"
-    
-    if [[ $requestUUID == "" ]]; then 
-        echo "could not upload for notarization"
-        exit 1
-    fi
-        
-    # wait for status to be not "in progress" any more
-    request_status="in progress"
-    while [[ "$request_status" == "in progress" ]]; do
-        echo -n "waiting... "
-        sleep 10
-        request_status=$(requeststatus "$requestUUID")
-        echo "$request_status"
-    done
-    
-    if [[ $request_status != "success" ]]; then
-        echo "## could not notarize $filepath"
-        xcrun altool --notarization-info "$requestUUID" \
-                     --username "$dev_account" \
-                     --password "@keychain:$dev_keychain_label"
-        exit 1
-    fi
-    
-}
 
 # MARK: main code starts here
 
@@ -94,7 +47,6 @@ pkgbuild --root "${projectfolder}/payload" \
          --install-location "${install_location}" \
          "${pkgpath}"
 
-
 # build the product archive
 
 productpath="${scriptfolder}/${pkgname}-${version}.pkg"
@@ -108,8 +60,10 @@ productbuild --package "${pkgpath}" \
 # clean up project folder
 rm -Rf "${projectfolder}"
 
+# NOTE: notarytool requires Xcode 13
+
 # upload for notarization
-notarizefile "$productpath" "$identifier"
+xcrun notarytool submit "$productpath" --keychain-profile "$dev_keychain_label" --wait
 
 # staple result
 echo "## Stapling $productpath"