diff --git a/system/desktop/mail-stuff.nix b/system/desktop/mail-stuff.nix
index d389acf..d25151c 100644
--- a/system/desktop/mail-stuff.nix
+++ b/system/desktop/mail-stuff.nix
@@ -108,7 +108,7 @@ in {
         enable = true;
         # msmtp --serverinfo --tls --tls-certcheck=off -a ingolf-wagner
         tls.fingerprint =
-          "4D:E2:56:3C:6D:2D:BF:E7:15:5A:EA:86:CE:B9:DE:87:0E:86:87:99:FB:48:8E:AF:B3:78:24:FD:33:1D:C6:25";
+          "4E:AB:FE:E4:B7:AB:20:35:99:B2:54:D3:A3:CE:C7:61:53:58:CE:96:CC:9B:0A:A3:95:30:DB:A5:4C:D3:72:93";
       };
       gpg = {
         encryptByDefault = true;