diff --git a/nixos/tests/web-apps/tt-rss.nix b/nixos/tests/web-apps/tt-rss.nix
index 7bd4413d7286..1dc2daf535d7 100644
--- a/nixos/tests/web-apps/tt-rss.nix
+++ b/nixos/tests/web-apps/tt-rss.nix
@@ -10,13 +10,38 @@ import ../make-test-python.nix (
           enable = true;
           virtualHost = "localhost";
           selfUrlPath = "http://localhost/";
+          pluginPackages = with pkgs; [
+            tt-rss-plugin-auth-ldap
+            tt-rss-plugin-feediron
+          ];
+          plugins = [
+            "auth_internal"
+            "feediron"
+            "note"
+          ];
           singleUserMode = true;
+          themePackages = with pkgs; [ tt-rss-theme-feedly ];
         };
       };
 
     testScript = ''
+      import json
+      import re
       machine.wait_for_unit("tt-rss.service")
-      machine.succeed("curl -sSfL http://localhost/ | grep 'Tiny Tiny RSS'")
+
+      matches = re.search('__csrf_token = "([^"]*)"', machine.succeed("curl -sSfL --cookie cjar --cookie-jar cjar -sSfL http://localhost/"))
+      if matches is None:
+        assert False, "CSRF token not found"
+      csrf_token = matches.group(1)
+
+      # Ensure themes are loaded. No API found for these, so it's a crude check.
+      preference_page = machine.succeed("curl -sSfL --cookie cjar --cookie-jar cjar http://localhost/backend.php?op=Pref_Prefs")
+      assert "feedly" in preference_page
+
+      plugins = json.loads(machine.succeed(f"curl -sSfL --cookie cjar --cookie-jar cjar 'http://localhost/backend.php' -X POST --data-raw 'op=Pref_Prefs&method=getPluginsList&csrf_token={csrf_token}'"))["plugins"]
+      expected_plugins = ["auth_internal", "auth_ldap", "feediron", "note"];
+      found_plugins = [p["name"] for p in plugins if p["name"] in expected_plugins]
+      assert len(found_plugins) == len(expected_plugins), f"Expected plugins {expected_plugins}, found {found_plugins}"
     '';
   }
 )
diff --git a/pkgs/by-name/tt/tt-rss-plugin-auth-ldap/package.nix b/pkgs/by-name/tt/tt-rss-plugin-auth-ldap/package.nix
index c3d7f206e5b3..713fd3978416 100644
--- a/pkgs/by-name/tt/tt-rss-plugin-auth-ldap/package.nix
+++ b/pkgs/by-name/tt/tt-rss-plugin-auth-ldap/package.nix
@@ -1,5 +1,6 @@
 {
   lib,
+  nixosTests,
   stdenv,
   fetchFromGitHub,
 }:
@@ -19,6 +20,10 @@ stdenv.mkDerivation {
     install -D plugins/auth_ldap/init.php $out/auth_ldap/init.php
   '';
 
+  passthru = {
+    tests = { inherit (nixosTests) tt-rss; };
+  };
+
   meta = with lib; {
     description = "Plugin for TT-RSS to authenticate users via ldap";
     license = licenses.asl20;
diff --git a/pkgs/by-name/tt/tt-rss-plugin-ff-instagram/package.nix b/pkgs/by-name/tt/tt-rss-plugin-ff-instagram/package.nix
index 8cbfb42618bf..0593d8c80f1f 100644
--- a/pkgs/by-name/tt/tt-rss-plugin-ff-instagram/package.nix
+++ b/pkgs/by-name/tt/tt-rss-plugin-ff-instagram/package.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with lib; {
+    broken = true; # Plugin code does not conform to plugin API changes. See https://github.com/wltb/ff_instagram/issues/13
     description = "Plugin for Tiny Tiny RSS that allows to fetch posts from Instagram user sites";
     longDescription = ''
       Plugin for Tiny Tiny RSS that allows to fetch posts from Instagram user sites.
diff --git a/pkgs/by-name/tt/tt-rss-theme-feedly/package.nix b/pkgs/by-name/tt/tt-rss-theme-feedly/package.nix
index 18e14aae380d..b211d25c17a5 100644
--- a/pkgs/by-name/tt/tt-rss-theme-feedly/package.nix
+++ b/pkgs/by-name/tt/tt-rss-theme-feedly/package.nix
@@ -1,5 +1,6 @@
 {
   lib,
+  nixosTests,
   stdenv,
   fetchFromGitHub,
 }:
@@ -23,6 +24,10 @@ stdenv.mkDerivation rec {
     cp -ra feedly *.css $out
   '';
 
+  passthru = {
+    tests = { inherit (nixosTests) tt-rss; };
+  };
+
   meta = with lib; {
     description = "Feedly theme for Tiny Tiny RSS";
     license = licenses.mit;
diff --git a/pkgs/by-name/tt/tt-rss/package.nix b/pkgs/by-name/tt/tt-rss/package.nix
index 8440b319dad4..e23cc622f76a 100644
--- a/pkgs/by-name/tt/tt-rss/package.nix
+++ b/pkgs/by-name/tt/tt-rss/package.nix
@@ -1,3 +1,4 @@
+# nixpkgs-update: no auto update
 {
   lib,
   stdenv,
@@ -30,13 +31,13 @@ stdenv.mkDerivation rec {
   '';
 
   passthru = {
-    inherit (nixosTests) tt-rss;
+    tests = { inherit (nixosTests) tt-rss; };
     updateScript = unstableGitUpdater { hardcodeZeroVersion = true; };
   };
 
   meta = with lib; {
     description = "Web-based news feed (RSS/Atom) aggregator";
-    license = licenses.gpl2Plus;
+    license = licenses.gpl3Plus;
     homepage = "https://tt-rss.org";
     maintainers = with maintainers; [
       gileri