diff --git a/pom.xml b/pom.xml
index fc5c2462..b5df5364 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,6 +55,7 @@
     <docker.plugin.version>0.45.0</docker.plugin.version>
     <deploy.plugin.version>3.1.3</deploy.plugin.version>
     <shade.plugin.version>3.6.0</shade.plugin.version>
+    <freelib.utils.version>5.0.5</freelib.utils.version>
 
     <!-- Test dependency versions -->
     <junit.version>5.11.0</junit.version>
@@ -85,6 +86,11 @@
       <artifactId>jiiify-presentation-v3</artifactId>
       <version>${jpv3.version}</version>
     </dependency>
+    <dependency>
+      <groupId>info.freelibrary</groupId>
+      <artifactId>freelib-utils</artifactId>
+      <version>${freelib.utils.version}</version>
+    </dependency>
     <dependency>
       <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
diff --git a/src/main/java/info/freelibrary/iiif/webrepl/Server.java b/src/main/java/info/freelibrary/iiif/webrepl/Server.java
index 308afd32..4f2bf9f7 100644
--- a/src/main/java/info/freelibrary/iiif/webrepl/Server.java
+++ b/src/main/java/info/freelibrary/iiif/webrepl/Server.java
@@ -34,6 +34,7 @@
 import info.freelibrary.util.Env;
 import info.freelibrary.util.StringUtils;
 import info.freelibrary.util.warnings.PMD;
+import info.freelibrary.util.warnings.Sonar;
 
 import info.freelibrary.iiif.presentation.v3.Manifest;
 
@@ -140,6 +141,7 @@ private static class JPv3Handler implements Handler {
          * @throws ClassNotFoundException If the JPv3 classes cannot be found
          * @throws URISyntaxException If the Jar file's path couldn't be converted into a URI
          */
+        @SuppressWarnings({ Sonar.SYSTEM_OUT_ERR })
         JPv3Handler() throws IOException, ClassNotFoundException, URISyntaxException {
             myOutputStream = new ByteArrayOutputStream();
             myShell = JShell.builder().compilerOptions("--enable-preview", "--source", "21")
@@ -150,15 +152,15 @@ private static class JPv3Handler implements Handler {
 
             // Check that all the imports can be loaded successfully
             myShell.eval(getImports()).stream().filter(event -> !Snippet.Status.VALID.equals(event.status()))
-                    .map((Function<? super SnippetEvent, ? extends Status>) SnippetEvent::status)
-                    .forEach(System.err::println);
+                    .map((Function<? super SnippetEvent, Status>) SnippetEvent::status).forEach(System.err::println);
 
             // Load the JPv3 classes so the imports have something to load
             myShell.addToClasspath(getJarClasspath());
         }
 
         @Override
-        @SuppressWarnings({ PMD.COGNITIVE_COMPLEXITY, "PMD.SystemPrintln" })
+        @SuppressWarnings({ PMD.COGNITIVE_COMPLEXITY, PMD.SYSTEM_PRINTLN, PMD.COGNITIVE_COMPLEXITY,
+            Sonar.SYSTEM_OUT_ERR })
         public void handle(final Request aRequest, final Consumer<Response> aCallback) {
             final String uri = aRequest.uri();
             final Response response;
@@ -188,11 +190,9 @@ public void handle(final Request aRequest, final Consumer<Response> aCallback) {
                                         final StringBuilder buffer = new StringBuilder(snippet.source());
 
                                         // Just check one at a time, and let the editor iterate
-                                        myShell.diagnostics(snippet).findFirst()
-                                                .ifPresentOrElse(new DiagConsumer(buffer), () -> {
-                                                    buffer.delete(0, buffer.length())
-                                                            .append("Parsing error, but diagnostics were not found");
-                                                });
+                                        myShell.diagnostics(snippet).findFirst().ifPresentOrElse(
+                                                new DiagConsumer(buffer), () -> buffer.delete(0, buffer.length())
+                                                        .append("Parsing error, but diagnostics were not found"));
 
                                         try {
                                             myOutputStream.write(buffer.toString().getBytes(UTF_8));