diff --git a/nixos/doc/manual/from_md/release-notes/rl-2111.section.xml b/nixos/doc/manual/from_md/release-notes/rl-2111.section.xml
index 31031a2d2e7b..c78c99cb6476 100644
--- a/nixos/doc/manual/from_md/release-notes/rl-2111.section.xml
+++ b/nixos/doc/manual/from_md/release-notes/rl-2111.section.xml
@@ -558,9 +558,12 @@
       <listitem>
         <para>
           <literal>tt-rss</literal> was upgraded to the commit on
-          2021-06-21, which has breaking changes, see
+          2021-06-21, which has breaking changes. If you use
+          <literal>services.tt-rss.extraConfig</literal> you should
+          migrate to the <literal>putenv</literal>-style configuration.
+          See
           <link xlink:href="https://community.tt-rss.org/t/rip-config-php-hello-classes-config-php/4337">this
-          thread</link> in the tt-rss forums for details.
+          Discourse post</link> in the tt-rss forums for more details.
         </para>
       </listitem>
     </itemizedlist>
diff --git a/nixos/doc/manual/release-notes/rl-2111.section.md b/nixos/doc/manual/release-notes/rl-2111.section.md
index 5a6bf727c03a..eb45c9bf747d 100644
--- a/nixos/doc/manual/release-notes/rl-2111.section.md
+++ b/nixos/doc/manual/release-notes/rl-2111.section.md
@@ -142,7 +142,7 @@ pt-services.clipcat.enable).
 
 - the `mingw-64` package has been upgraded from 6.0.0 to 9.0.0
 
-- `tt-rss` was upgraded to the commit on 2021-06-21, which has breaking changes, see [this thread](https://community.tt-rss.org/t/rip-config-php-hello-classes-config-php/4337) in the tt-rss forums for details.
+- `tt-rss` was upgraded to the commit on 2021-06-21, which has breaking changes. If you use `services.tt-rss.extraConfig` you should migrate to the `putenv`-style configuration. See [this Discourse post](https://community.tt-rss.org/t/rip-config-php-hello-classes-config-php/4337) in the tt-rss forums for more details.
 
 ## Other Notable Changes {#sec-release-21.11-notable-changes}
 
diff --git a/nixos/modules/services/web-apps/tt-rss.nix b/nixos/modules/services/web-apps/tt-rss.nix
index 676683a557db..7a6dc5f0a4ef 100644
--- a/nixos/modules/services/web-apps/tt-rss.nix
+++ b/nixos/modules/services/web-apps/tt-rss.nix
@@ -568,9 +568,7 @@ let
 
     systemd.services = {
       phpfpm-tt-rss = mkIf (cfg.pool == "${poolName}") {
-        restartTriggers = [
-          cfg.root
-        ];
+        restartTriggers = [ tt-rss-config tt-rss ];
       };
 
       tt-rss = {
@@ -611,9 +609,9 @@ let
           ''}
           ln -sf "${tt-rss-config}" "${cfg.root}/config.php"
           chmod -R 755 "${cfg.root}"
-          chmod -R 777 "${cfg.root}/${lockDir}"
-          chmod -R 777 "${cfg.root}/${cacheDir}"
-          chmod -R 777 "${cfg.root}/${feedIconsDir}"
+          chmod -R ug+rwX "${cfg.root}/${lockDir}"
+          chmod -R ug+rwX "${cfg.root}/${cacheDir}"
+          chmod -R ug+rwX "${cfg.root}/${feedIconsDir}"
         ''
 
         + (optionalString (cfg.database.type == "pgsql") ''