diff --git a/.gitea/workflows/develop_3.1_MS_build_manual.yaml b/.gitea/workflows/develop_3.1_MS_build_manual.yaml
index 68992538..1a6b3334 100644
--- a/.gitea/workflows/develop_3.1_MS_build_manual.yaml
+++ b/.gitea/workflows/develop_3.1_MS_build_manual.yaml
@@ -84,34 +84,8 @@ jobs:
           host: ${{ secrets.SERVER_HOST }}
           port: 22           
           username: ${{ secrets.SERVER_USER }}   
-          key: |
-            -----BEGIN RSA PRIVATE KEY-----
-            MIIEowIBAAKCAQEAwy77TxpChSKN300GLgRXcVO1xAz5fW/FP4VW4UZlBHSQ7Sbe
-            OYf47dyWlC9AnmMCMrHVAnstGRhP8hcKYBYzzDk4QL25IgLAhwq0xAB2UpFgLxBh
-            BcP5fXHi22PL0sBJFtK90Sw2YxzrZHX8VVK37E92mn8xtB3+ndw7bbFs41YkuNSc
-            SBtk6hCBzu4x/4pMBpy5ftrd+NGpYF23TVR0s5n7l8M1fGJIkLiztW6WjSB7Vgo0
-            DKdfLLCxUMRG1ZHsRlRttVKcVrT9tJ6NmWwip/K9Bz9YMtUkLzZ84SGXUHhPR+g8
-            LuKhZ88O4bi5cD4vSF0yXTy46VZ13YmyO6WLhQIDAQABAoIBAGEhskKtSMlEZuHn
-            TNn9ox5skBoectIvmzN/Qbsd8wuCjtTV8OUke4azrePUmA26K8/am6x+a/T/GlnZ
-            iXpD0kchepMNV2JLiFArzcV0jW2NlxYUypO58SCyWjjfswEQW88V1QyROgeczq/R
-            317+qTTaXqWIAs4l1x3sCU8Paqa+y0z+2piatYL1oPHq/Y1l65ocVehGCttqwJuv
-            JSZuw0Vh1BhCGVPjVXlIb6hO8MOHwViekBFggTT6WH4BgCupTZQy8HTW/aVit768
-            vJNrKfpTuMjC9GagL8wziaNuwfioZfh+4tqw3R9weFNII5XmPQ48g/TfwN3mp1Mn
-            JLFE80kCgYEA4dps2iyknGBQpUPCKxBN2AQaZLyWs4OcNePn8ngQf/2RXi3zWCRI
-            zxlA8gpmoJt012PFT6K9LG9SuaHPqQU+MK7lSV8iI2G0xEu51y80Y20rFe7+JaGb
-            r/tkavq9esnLX5GMaLnlLao2v1pRsKfUwhufWGQYXNBr4QaxwK/MI0sCgYEA3TyM
-            t2OnBljGqOn2MzvBkiq62LfPsA8HS+f3m2A7UusWPtvgtnFSf1lPp4obJuOdsWm4
-            ynrVaI8nQuzHApdAHYI8mjh1z2hCKnwGxMMrSXIWzBfNLKbyaeKhuAxY/FUckMJU
-            g/YxdrCJahPXEdc7nCRMjUYVgsAcsq8jPHEh+m8CgYEAoySQdJjC32KDXp2vaEQC
-            twNfvVysz0dGU3cpWPB5mrqjgxBWM1kibtajHzN8Jo+kuuGK6Zd4ZtyTORw1ULZE
-            0g3D+lgJ5NzzIshAmbuzcA6vjMxyMOSn/VrukohEzqltir8sWYnOjknh+h9X2u+g
-            tAYX+FV1c7Xp90ZKqBFUuDkCgYBK38cv+cX5W+pAGI5+YGbutQ9vcSYVC8EIa4Vd
-            TIBHW9C3jWrL1CZ7exp+NTtjOf2QoZssy82WCXzcJY5kzhOg6QbhmuIkQ8DA6CDS
-            TstDnB0jDZse1ZGNTGo3A9bJ73QvedVoo9WxuaWIBRbwrss52P8fgOyex63uu19N
-            gWxieQKBgA+nUpBUw3K0Aa8OwGbQrjGSel49kE5KBD0jXehq8h7/k5TP16MQKRdY
-            83LRn+TKyDxT+m4N5E2tM7DnGlUbWZ9YqjEybZ6kwNX5FoHZ10ttOX71gfk7M45q
-            XCNXtdofcmYV2/IDAmAo7tIs3w20+pDNAt3vADHFfnp1OKMbqffT
-            -----END RSA PRIVATE KEY-----
+          key: ${{ secrets.SSH_PRIVATE_KEY_BASE64 }}
+          key_base64: true  
           source: target/*.jar
           target: ${{ env.REMOTE_DEPLOY_PATH }}
           strip_components: 1