diff --git a/modules/programs/astroid.nix b/modules/programs/astroid.nix
index 296e8dc5e44..4e79ea4d3cf 100644
--- a/modules/programs/astroid.nix
+++ b/modules/programs/astroid.nix
@@ -42,7 +42,8 @@ let
     template = fromJSON (readFile ./astroid-config-template.json);
     astroidConfig = foldl' recursiveUpdate template [
       {
-        astroid.notmuch_config = "${config.xdg.configHome}/notmuch/notmuchrc";
+        astroid.notmuch_config =
+          "${config.xdg.configHome}/notmuch/default/config";
         accounts = mapAttrs (n: accountAttr) astroidAccounts;
         crypto.gpg.path = "${pkgs.gnupg}/bin/gpg";
       }
diff --git a/modules/programs/notmuch.nix b/modules/programs/notmuch.nix
index b93cc6a5ed8..9c1c9f5c0e4 100644
--- a/modules/programs/notmuch.nix
+++ b/modules/programs/notmuch.nix
@@ -167,29 +167,29 @@ in {
     home.packages = [ pkgs.notmuch ];
 
     home.sessionVariables = {
-      NOTMUCH_CONFIG = "${config.xdg.configHome}/notmuch/notmuchrc";
+      NOTMUCH_CONFIG = "${config.xdg.configHome}/notmuch/default/config";
       NMBGIT = "${config.xdg.dataHome}/notmuch/nmbug";
     };
 
-    xdg.configFile."notmuch/notmuchrc".text =
-      let toIni = generators.toINI { mkKeyValue = mkIniKeyValue; };
-      in ''
-        # Generated by Home Manager.
-
-      '' + toIni notmuchIni;
-
-    home.file = let
+    xdg.configFile = let
       hook = name: cmds: {
-        "${notmuchIni.database.path}/.notmuch/hooks/${name}".source =
-          pkgs.writeShellScript name ''
-            export PATH="${pkgs.notmuch}/bin''${PATH:+:}$PATH"
-            export NOTMUCH_CONFIG="${config.xdg.configHome}/notmuch/notmuchrc"
-            export NMBGIT="${config.xdg.dataHome}/notmuch/nmbug"
+        "notmuch/default/hooks/${name}".source = pkgs.writeShellScript name ''
+          export PATH="${pkgs.notmuch}/bin''${PATH:+:}$PATH"
+          export NOTMUCH_CONFIG="${config.xdg.configHome}/notmuch/default/config"
+          export NMBGIT="${config.xdg.dataHome}/notmuch/nmbug"
 
-            ${cmds}
-          '';
+          ${cmds}
+        '';
       };
-    in optionalAttrs (cfg.hooks.preNew != "") (hook "pre-new" cfg.hooks.preNew)
+    in {
+      "notmuch/default/config".text =
+        let toIni = generators.toINI { mkKeyValue = mkIniKeyValue; };
+        in ''
+          # Generated by Home Manager.
+
+        '' + toIni notmuchIni;
+    }
+    // optionalAttrs (cfg.hooks.preNew != "") (hook "pre-new" cfg.hooks.preNew)
     // optionalAttrs (cfg.hooks.postNew != "")
     (hook "post-new" cfg.hooks.postNew)
     // optionalAttrs (cfg.hooks.postInsert != "")
diff --git a/modules/services/imapnotify.nix b/modules/services/imapnotify.nix
index d33124522dd..6a464ec8c58 100644
--- a/modules/services/imapnotify.nix
+++ b/modules/services/imapnotify.nix
@@ -27,7 +27,7 @@ let
           Type = "simple";
         } // optionalAttrs account.notmuch.enable {
           Environment =
-            "NOTMUCH_CONFIG=${config.xdg.configHome}/notmuch/notmuchrc";
+            "NOTMUCH_CONFIG=${config.xdg.configHome}/notmuch/default/config";
         };
 
         Install = { WantedBy = [ "default.target" ]; };
diff --git a/modules/services/lieer.nix b/modules/services/lieer.nix
index 6960db45287..e5f3076169a 100644
--- a/modules/services/lieer.nix
+++ b/modules/services/lieer.nix
@@ -27,7 +27,7 @@ let
         ExecStart = "${config.programs.lieer.package}/bin/gmi sync";
         WorkingDirectory = account.maildir.absPath;
         Environment =
-          "NOTMUCH_CONFIG=${config.xdg.configHome}/notmuch/notmuchrc";
+          "NOTMUCH_CONFIG=${config.xdg.configHome}/notmuch/default/config";
       };
     };
   };
diff --git a/tests/modules/services/lieer/lieer-service-expected.service b/tests/modules/services/lieer/lieer-service-expected.service
index 1d282eb9800..89859f824ca 100644
--- a/tests/modules/services/lieer/lieer-service-expected.service
+++ b/tests/modules/services/lieer/lieer-service-expected.service
@@ -1,5 +1,5 @@
 [Service]
-Environment=NOTMUCH_CONFIG=/home/hm-user/.config/notmuch/notmuchrc
+Environment=NOTMUCH_CONFIG=/home/hm-user/.config/notmuch/default/config
 ExecStart=@gmailieer@/bin/gmi sync
 Type=oneshot
 WorkingDirectory=/home/hm-user/Mail/hm@example.com