diff --git a/modules/programs/mbsync.nix b/modules/programs/mbsync.nix
index 5b1a706a7..8b2998c38 100644
--- a/modules/programs/mbsync.nix
+++ b/modules/programs/mbsync.nix
@@ -274,7 +274,7 @@ in {
 
       programs.notmuch.new.ignore = [ ".uidvalidity" ".mbsyncstate" ];
 
-      home.file.".mbsyncrc".text = let
+      xdg.configFile."isyncrc".text = let
         accountsConfig = map genAccountConfig mbsyncAccounts;
         # Only generate this kind of Group configuration if there are ANY accounts
         # that do NOT have a per-account groups/channels option(s) specified.
diff --git a/tests/modules/programs/mbsync/mbsync.nix b/tests/modules/programs/mbsync/mbsync.nix
index 3ad7139c0..28e660df3 100644
--- a/tests/modules/programs/mbsync/mbsync.nix
+++ b/tests/modules/programs/mbsync/mbsync.nix
@@ -79,8 +79,8 @@ with lib;
     test.stubs.isync = { };
 
     nmt.script = ''
-      assertFileExists home-files/.mbsyncrc
-      assertFileContent home-files/.mbsyncrc ${./mbsync-expected.conf}
+      assertFileExists home-files/.config/isyncrc
+      assertFileContent home-files/.config/isyncrc ${./mbsync-expected.conf}
     '';
   };
 }