diff --git a/scripts/windows/build_all.bat b/scripts/windows/build_all.bat
index 3e922fad2..a86762ab8 100644
--- a/scripts/windows/build_all.bat
+++ b/scripts/windows/build_all.bat
@@ -88,7 +88,7 @@ copy %~dp0..\..\cardcomm\minidriver\VS_2019\Binaries\x64_Release\beidmdrv64.dll
 :: sign minidriver driver cat file
 :: ===============================
 @echo [INFO] Sign the catalog
-"%SIGNTOOL_PATH%\signtool" sign /a /n "ZetesTestCert" /v "%MDRVINSTALLPATH%\beidmdrv\beidmdrv.cat"
+"%SIGNTOOL_PATH%\signtool" sign /fd SHA256 /a /n "ZetesTestCert" /v "%MDRVINSTALLPATH%\beidmdrv\beidmdrv.cat"
 @if "%ERRORLEVEL%" == "1" goto signtool_failed
 
 :: copy minidriver to quickinstaller's driver folder
@@ -108,7 +108,7 @@ set OUR_CURRENT_PATH="%cd%"
 @call "%~dp0..\..\installers\eid-mw\Windows\build_msi_eidmw32.cmd"
 @if %ERRORLEVEL%==1 goto end_resetpath_with_error
 @echo [INFO] sign 32 bit msi installer
-"%SIGNTOOL_PATH%\signtool" sign /a /n "ZetesTestCert" /v "%~dp0..\..\installers\eid-mw\Windows\bin\BeidMW_32.msi"
+"%SIGNTOOL_PATH%\signtool" sign /fd SHA256 /a /n "ZetesTestCert" /v "%~dp0..\..\installers\eid-mw\Windows\bin\BeidMW_32.msi"
 @if %ERRORLEVEL%==1 goto signtool_failed
 @echo [INFO] copy 32 bit msi installer
 copy "%~dp0..\..\installers\eid-mw\Windows\bin\BeidMW_32.msi" "%~dp0"
@@ -116,7 +116,7 @@ copy "%~dp0..\..\installers\eid-mw\Windows\bin\BeidMW_32.msi" "%~dp0"
 @call "%~dp0..\..\installers\eid-mw\Windows\build_msi_eidmw64.cmd"
 @if %ERRORLEVEL%==1 goto end_resetpath_with_error
 @echo [INFO] sign 64 bit msi installer
-"%SIGNTOOL_PATH%\signtool" sign /a /n "ZetesTestCert" /v "%~dp0..\..\installers\eid-mw\Windows\bin\BeidMW_64.msi"
+"%SIGNTOOL_PATH%\signtool" sign /fd SHA256 /a /n "ZetesTestCert" /v "%~dp0..\..\installers\eid-mw\Windows\bin\BeidMW_64.msi"
 @if %ERRORLEVEL%==1 goto signtool_failed
 @echo [INFO] copy 64 bit msi installer
 copy "%~dp0..\..\installers\eid-mw\Windows\bin\BeidMW_64.msi" "%~dp0"
@@ -128,7 +128,7 @@ copy "%~dp0..\..\installers\eid-mw\Windows\bin\BeidMW_64.msi" "%~dp0"
 @call "%~dp0..\..\installers\eid-viewer\Windows\build_msi_eidviewer.cmd"
 @if %ERRORLEVEL%==1 goto end_resetpath_with_error
 @echo [INFO] sign 32 bit msi installer
-"%SIGNTOOL_PATH%\signtool" sign /a /n "ZetesTestCert" /v "%~dp0..\..\installers\eid-viewer\Windows\bin\BeidViewer.msi"
+"%SIGNTOOL_PATH%\signtool" sign /fd SHA256 /a /n "ZetesTestCert" /v "%~dp0..\..\installers\eid-viewer\Windows\bin\BeidViewer.msi"
 @if %ERRORLEVEL%==1 goto signtool_failed
 @echo [INFO] copy 32 bit msi installer
 copy "%~dp0..\..\installers\eid-viewer\Windows\bin\BeidViewer.msi" "%~dp0"
@@ -136,7 +136,7 @@ copy "%~dp0..\..\installers\eid-viewer\Windows\bin\BeidViewer.msi" "%~dp0"
 @call "%~dp0..\..\installers\eid-viewer\Windows\build_msi_eidviewer64.cmd"
 @if %ERRORLEVEL%==1 goto end_resetpath_with_error
 @echo [INFO] sign 64 bit msi installer
-"%SIGNTOOL_PATH%\signtool" sign /a /n "ZetesTestCert" /v "%~dp0..\..\installers\eid-viewer\Windows\bin\x64\BeidViewer64.msi"
+"%SIGNTOOL_PATH%\signtool" sign /fd SHA256 /a /n "ZetesTestCert" /v "%~dp0..\..\installers\eid-viewer\Windows\bin\x64\BeidViewer64.msi"
 @if %ERRORLEVEL%==1 goto signtool_failed
 @echo [INFO] copy 64 bit msi installer
 copy "%~dp0..\..\installers\eid-viewer\Windows\bin\x64\BeidViewer64.msi" "%~dp0"
@@ -175,15 +175,15 @@ copy "%~dp0..\..\installers\eid-viewer\Windows\bin\x64\BeidViewer64.msi" "%~dp0"
 :: sign the NSIS installers
 :: =========================
 @echo [INFO] Sign nsis installer
-"%SIGNTOOL_PATH%\signtool" sign /a /n "ZetesTestCert" /v "%~dp0..\..\installers\quickinstaller\Belgium eID-QuickInstaller %BASE_VERSION1%.%BASE_VERSION2%.%BASE_VERSION3%.%EIDMW_REVISION%.exe"
+"%SIGNTOOL_PATH%\signtool" sign /fd SHA256 /a /n "ZetesTestCert" /v "%~dp0..\..\installers\quickinstaller\Belgium eID-QuickInstaller %BASE_VERSION1%.%BASE_VERSION2%.%BASE_VERSION3%.%EIDMW_REVISION%.exe"
 @if %ERRORLEVEL%==1 goto signtool_failed
 
 @echo [INFO] Sign nsis viewer installer
-"%SIGNTOOL_PATH%\signtool" sign /a /n "ZetesTestCert" /v "%~dp0..\..\installers\quickinstaller\Belgium eID Viewer Installer %BASE_VERSION1%.%BASE_VERSION2%.%BASE_VERSION3%.%EIDMW_REVISION%.exe"
+"%SIGNTOOL_PATH%\signtool" sign /fd SHA256 /a /n "ZetesTestCert" /v "%~dp0..\..\installers\quickinstaller\Belgium eID Viewer Installer %BASE_VERSION1%.%BASE_VERSION2%.%BASE_VERSION3%.%EIDMW_REVISION%.exe"
 @if %ERRORLEVEL%==1 goto signtool_failed
 
 @echo [INFO] Sign nsis viewer launcher installer
-"%SIGNTOOL_PATH%\signtool" sign /a /n "ZetesTestCert" /v "%~dp0..\..\installers\quickinstaller\Belgium eID Viewer Launcher %BASE_VERSION1%.%BASE_VERSION2%.%BASE_VERSION3%.%EIDMW_REVISION%.exe"
+"%SIGNTOOL_PATH%\signtool" sign /fd SHA256 /a /n "ZetesTestCert" /v "%~dp0..\..\installers\quickinstaller\Belgium eID Viewer Launcher %BASE_VERSION1%.%BASE_VERSION2%.%BASE_VERSION3%.%EIDMW_REVISION%.exe"
 @if %ERRORLEVEL%==1 goto signtool_failed
 
 :: copy the NSIS installers