diff --git a/format b/format
index b875c6b72..68751a3f7 100755
--- a/format
+++ b/format
@@ -1,5 +1,5 @@
 #! /usr/bin/env nix-shell
-#! nix-shell -I nixpkgs=https://github.com/NixOS/nixpkgs/archive/5edf5b60c3d8f82b5fc5e73e822b6f7460584945.tar.gz -i bash -p findutils nixfmt
+#! nix-shell -I nixpkgs=https://github.com/NixOS/nixpkgs/archive/6616de389ed55fba6eeba60377fc04732d5a207c.tar.gz -i bash -p findutils nixfmt
 
 CHECK_ARG=
 
@@ -15,14 +15,11 @@ esac
 # The excludes are for files touched by open pull requests and we want
 # to avoid merge conflicts.
 find . -name '*.nix' \
-  ! -path ./home-manager/home-manager.nix \
   ! -path ./modules/default.nix \
   ! -path ./modules/files.nix \
   ! -path ./modules/home-environment.nix \
-  ! -path ./modules/launchd/launchd.nix \
   ! -path ./modules/lib/default.nix \
   ! -path ./modules/lib/file-type.nix \
-  ! -path ./modules/manual.nix \
   ! -path ./modules/misc/news.nix \
   ! -path ./modules/programs/bash.nix \
   ! -path ./modules/programs/ssh.nix \
diff --git a/home-manager/home-manager.nix b/home-manager/home-manager.nix
index a113d1d82..6f2f4b667 100644
--- a/home-manager/home-manager.nix
+++ b/home-manager/home-manager.nix
@@ -1,9 +1,5 @@
-{ pkgs ? import <nixpkgs> {}
-, confPath
-, confAttr ? null
-, check ? true
-, newsReadIdsFile ? null
-}:
+{ pkgs ? import <nixpkgs> { }, confPath, confAttr ? null, check ? true
+, newsReadIdsFile ? null }:
 
 let
   inherit (pkgs.lib)
@@ -11,68 +7,58 @@ let
     replaceStrings splitString;
 
   env = import ../modules {
-    configuration =
-      if confAttr == "" || confAttr == null
-      then confPath
-      else (import confPath).${confAttr};
+    configuration = if confAttr == "" || confAttr == null then
+      confPath
+    else
+      (import confPath).${confAttr};
     pkgs = pkgs;
     check = check;
   };
 
-  newsReadIds =
-    if newsReadIdsFile == null
-    then {}
-    else
-      let
-        ids = splitString "\n" (fileContents newsReadIdsFile);
-      in
-        builtins.listToAttrs (map (id: { name = id; value = null; }) ids);
+  newsReadIds = if newsReadIdsFile == null then
+    { }
+  else
+    let ids = splitString "\n" (fileContents newsReadIdsFile);
+    in builtins.listToAttrs (map (id: {
+      name = id;
+      value = null;
+    }) ids);
 
   newsIsRead = entry: builtins.hasAttr entry.id newsReadIds;
 
-  newsFiltered =
-    let
-      pred = entry: entry.condition && ! newsIsRead entry;
-    in
-      filter pred env.newsEntries;
+  newsFiltered = let pred = entry: entry.condition && !newsIsRead entry;
+  in filter pred env.newsEntries;
 
   newsNumUnread = length newsFiltered;
 
-  newsFileUnread = pkgs.writeText "news-unread.txt" (
-    concatMapStringsSep "\n\n" (entry:
+  newsFileUnread = pkgs.writeText "news-unread.txt" (concatMapStringsSep "\n\n"
+    (entry:
       let
-        time = replaceStrings ["T"] [" "] (removeSuffix "+00:00" entry.time);
-      in
-        ''
-          * ${time}
+        time =
+          replaceStrings [ "T" ] [ " " ] (removeSuffix "+00:00" entry.time);
+      in ''
+        * ${time}
 
-            ${replaceStrings ["\n"] ["\n  "] entry.message}
-        ''
-    ) newsFiltered
-  );
+          ${replaceStrings [ "\n" ] [ "\n  " ] entry.message}
+      '') newsFiltered);
 
-  newsFileAll = pkgs.writeText "news-all.txt" (
-    concatMapStringsSep "\n\n" (entry:
+  newsFileAll = pkgs.writeText "news-all.txt" (concatMapStringsSep "\n\n"
+    (entry:
       let
         flag = if newsIsRead entry then "read" else "unread";
-        time = replaceStrings ["T"] [" "] (removeSuffix "+00:00" entry.time);
-      in
-        ''
-          * ${time} [${flag}]
+        time =
+          replaceStrings [ "T" ] [ " " ] (removeSuffix "+00:00" entry.time);
+      in ''
+        * ${time} [${flag}]
 
-            ${replaceStrings ["\n"] ["\n  "] entry.message}
-        ''
-    ) env.newsEntries
-  );
+          ${replaceStrings [ "\n" ] [ "\n  " ] entry.message}
+      '') env.newsEntries);
 
   # File where each line corresponds to an unread news entry
   # identifier. If non-empty then the file ends in "\n".
-  newsUnreadIdsFile = pkgs.writeText "news-unread-ids" (
-    let
-      text = concatMapStringsSep "\n" (entry: entry.id) newsFiltered;
-    in
-      text + optionalString (text != "") "\n"
-  );
+  newsUnreadIdsFile = pkgs.writeText "news-unread-ids"
+    (let text = concatMapStringsSep "\n" (entry: entry.id) newsFiltered;
+    in text + optionalString (text != "") "\n");
 
   newsInfo = pkgs.writeText "news-info.sh" ''
     local newsNumUnread=${toString newsNumUnread}
@@ -82,8 +68,7 @@ let
     local newsUnreadIdsFile="${newsUnreadIdsFile}"
   '';
 
-in
-  {
-    inherit (env) activationPackage;
-    inherit newsInfo;
-  }
+in {
+  inherit (env) activationPackage;
+  inherit newsInfo;
+}
diff --git a/modules/launchd/launchd.nix b/modules/launchd/launchd.nix
index e25c005b2..b54345b72 100644
--- a/modules/launchd/launchd.nix
+++ b/modules/launchd/launchd.nix
@@ -364,7 +364,10 @@ with lib;
 
     StartCalendarInterval = mkOption {
       default = null;
-      example = { Hour = 2; Minute = 30; };
+      example = {
+        Hour = 2;
+        Minute = 30;
+      };
       description = ''
         This optional key causes the job to be started every calendar interval as specified. Missing arguments
         are considered to be wildcard. The semantics are much like <literal>crontab(5)</literal>.  Unlike cron which skips job
@@ -652,7 +655,8 @@ with lib;
     };
 
     ProcessType = mkOption {
-      type = types.nullOr (types.enum [ "Background" "Standard" "Adaptive" "Interactive" ]);
+      type = types.nullOr
+        (types.enum [ "Background" "Standard" "Adaptive" "Interactive" ]);
       default = null;
       example = "Background";
       description = ''
@@ -840,7 +844,8 @@ with lib;
           };
 
           Bonjour = mkOption {
-            type = types.nullOr (types.either types.bool (types.listOf types.str));
+            type =
+              types.nullOr (types.either types.bool (types.listOf types.str));
             default = null;
             description = ''
               This optional key can be used to request that the service be registered with the
@@ -864,6 +869,5 @@ with lib;
     };
   };
 
-  config = {
-  };
+  config = { };
 }
diff --git a/modules/manual.nix b/modules/manual.nix
index a5c020510..356f311a9 100644
--- a/modules/manual.nix
+++ b/modules/manual.nix
@@ -8,9 +8,7 @@ let
 
   docs = import ../docs { inherit lib pkgs; };
 
-in
-
-{
+in {
   options = {
     manual.html.enable = mkOption {
       type = types.bool;
diff --git a/tests/modules/services/window-managers/sway/sway-no-xwayland.nix b/tests/modules/services/window-managers/sway/sway-no-xwayland.nix
index f19b88eb9..f9111089a 100644
--- a/tests/modules/services/window-managers/sway/sway-no-xwayland.nix
+++ b/tests/modules/services/window-managers/sway/sway-no-xwayland.nix
@@ -17,7 +17,7 @@
         ${
           pkgs.writeText "expected" ''
             xwayland disable
-                    ''
+          ''
         }
   '';
 }