diff --git a/src/main/java/edu/kit/kastel/sdq/newslist/config/SecurityConfiguration.java b/src/main/java/edu/kit/kastel/sdq/newslist/config/SecurityConfiguration.java
index 8bf2fe1..51f8986 100644
--- a/src/main/java/edu/kit/kastel/sdq/newslist/config/SecurityConfiguration.java
+++ b/src/main/java/edu/kit/kastel/sdq/newslist/config/SecurityConfiguration.java
@@ -25,35 +25,28 @@
 @Configuration
 public class SecurityConfiguration {
 
-	public SecurityConfiguration(){
-		Security.addProvider(new BouncyCastleProvider());
-	}
-
-	@Bean
-	SecurityFilterChain app(HttpSecurity http) throws Exception {
-		// @formatter:off
-		http
-				.authorizeHttpRequests((authorize) -> authorize
-					.anyRequest().authenticated()
-				)
-				.saml2Login(Customizer.withDefaults());
-		// @formatter:on
-
-		return http.build();
-	}
-
-	@Bean
-	RelyingPartyRegistrationResolver relyingPartyRegistrationResolver(
-			RelyingPartyRegistrationRepository registrations) {
-		return new DefaultRelyingPartyRegistrationResolver(registrations);
-	}
-
-	@Bean
-	FilterRegistrationBean<Saml2MetadataFilter> metadata(RelyingPartyRegistrationResolver registrations) {
-		Saml2MetadataFilter metadata = new Saml2MetadataFilter(registrations, new OpenSamlMetadataResolver());
-		FilterRegistrationBean<Saml2MetadataFilter> filter = new FilterRegistrationBean<>(metadata);
-		filter.setOrder(-101);
-		return filter;
-	}
+    public SecurityConfiguration() {
+        Security.addProvider(new BouncyCastleProvider());
+    }
+
+    @Bean
+    SecurityFilterChain app(HttpSecurity http) throws Exception {
+        http.authorizeHttpRequests(authorize -> authorize.anyRequest().authenticated()).saml2Login(Customizer.withDefaults());
+        return http.build();
+    }
+
+    @Bean
+    RelyingPartyRegistrationResolver relyingPartyRegistrationResolver(
+            RelyingPartyRegistrationRepository registrations) {
+        return new DefaultRelyingPartyRegistrationResolver(registrations);
+    }
+
+    @Bean
+    FilterRegistrationBean<Saml2MetadataFilter> metadata(RelyingPartyRegistrationResolver registrations) {
+        Saml2MetadataFilter metadata = new Saml2MetadataFilter(registrations, new OpenSamlMetadataResolver());
+        FilterRegistrationBean<Saml2MetadataFilter> filter = new FilterRegistrationBean<>(metadata);
+        filter.setOrder(-101);
+        return filter;
+    }
 
 }
diff --git a/src/main/java/edu/kit/kastel/sdq/newslist/service/NewsItem.java b/src/main/java/edu/kit/kastel/sdq/newslist/service/NewsItem.java
index 7275f50..44596d2 100644
--- a/src/main/java/edu/kit/kastel/sdq/newslist/service/NewsItem.java
+++ b/src/main/java/edu/kit/kastel/sdq/newslist/service/NewsItem.java
@@ -4,8 +4,8 @@
  * @author Lucas Alber
  */
 public class NewsItem {
-    private String title;
-    private String content;
+    private final String title;
+    private final String content;
 
     /**
      *
diff --git a/src/main/java/edu/kit/kastel/sdq/newslist/service/NewsService.java b/src/main/java/edu/kit/kastel/sdq/newslist/service/NewsService.java
index e8902d6..85e6253 100644
--- a/src/main/java/edu/kit/kastel/sdq/newslist/service/NewsService.java
+++ b/src/main/java/edu/kit/kastel/sdq/newslist/service/NewsService.java
@@ -52,7 +52,7 @@ public void parseCSVs() {
                     .map(Path::toFile)
                     .filter(e -> e.getName().endsWith(".csv"))
                     .sorted()
-                    .collect(Collectors.toList());
+                    .toList();
 
         } catch (IOException e) {
             logger.warn("CSVs could not be parsed.", e);
@@ -62,20 +62,20 @@ public void parseCSVs() {
         for (File file : files) {
             logger.debug("Parsing " + file.getAbsolutePath());
             try {
-                for (CSVRecord record : format.parse(new FileReader(file))) {
-                    if (record.size() != 2) {
-                        logger.warn("Expected exactly two columns, but record " + record + " had " + record.size()  + ". Skipping!");
+                for (CSVRecord csvRecord : format.parse(new FileReader(file))) {
+                    if (csvRecord.size() != 2) {
+                        logger.warn("Expected exactly two columns, but record " + csvRecord + " had " + csvRecord.size()  + ". Skipping!");
                         continue;
                     }
 
-                    final String key = record.get(0);
+                    final String key = csvRecord.get(0);
                     if (!news.containsKey(key)) {
                         news.put(key, new LinkedList<>());
                     }
 
 
                     String title = file.getName().substring(0, file.getName().length() - 4).replaceAll("[_]", "");
-                    String content = record.get(1);
+                    String content = csvRecord.get(1);
                     news.get(key).add(new NewsItem(title, content));
                 }
 
diff --git a/src/main/resources/templates/index.html b/src/main/resources/templates/index.html
index 250f363..cdb227f 100644
--- a/src/main/resources/templates/index.html
+++ b/src/main/resources/templates/index.html
@@ -1,28 +1,27 @@
 <!doctype html>
-<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="https://www.thymeleaf.org" xmlns:sec="https://www.thymeleaf.org/thymeleaf-extras-springsecurity5">
+<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="https://www.thymeleaf.org"
+      xmlns:sec="https://www.thymeleaf.org/thymeleaf-extras-springsecurity5" lang="en">
 <head>
     <title>News List</title>
-    <meta charset="utf-8" />
-    <link th:rel="stylesheet" th:href="@{/webjars/bootstrap/css/bootstrap.min.css}" />
-    <style>
-    </style>
+    <meta charset="utf-8"/>
+    <link th:rel="stylesheet" th:href="@{/webjars/bootstrap/css/bootstrap.min.css}"/>
 </head>
 <body>
-    <main role="main" class="container">
-        <h1 class="mt-5">SDQ-NewsList</h1>
-        <p class="lead">You are successfully identified as <b th:text="${emailAddress}"></b>. Looking for News via '<b th:text="${saml2key}"></b>'.</p>
-        <h2 class="mt-2">Your News</h2>
-        <div class="list-group" th:each="newsItem : ${news}">
-            <a href="#" class="list-group-item">
-                <div class="d-flex gap-2">
-                    <div>
-                        <div class="fw-bold" th:text="${newsItem.getTitle()}"></div>
-                        <p class="mb-0 opacity-75" th:text="${newsItem.getContent()}"></p>
-                    </div>
+<main role="main" class="container">
+    <h1 class="mt-5">SDQ-NewsList</h1>
+    <p class="lead">You are successfully identified as <b th:text="${emailAddress}"></b>. Looking for News via '<b
+            th:text="${saml2key}"></b>'.</p>
+    <h2 class="mt-2">Your News</h2>
+    <div class="list-group" th:each="newsItem : ${news}">
+        <a href="#" class="list-group-item">
+            <div class="d-flex gap-2">
+                <div>
+                    <div class="fw-bold" th:text="${newsItem.getTitle()}"></div>
+                    <p class="mb-0 opacity-75" th:text="${newsItem.getContent()}"></p>
                 </div>
-            </a>
-        </div>
-    </main>
-</div>
+            </div>
+        </a>
+    </div>
+</main>
 </body>
 </html>