diff --git a/core/src/main/java/org/geysermc/geyser/entity/type/living/monster/WardenEntity.java b/core/src/main/java/org/geysermc/geyser/entity/type/living/monster/WardenEntity.java
index e5f81691e..1ca34037c 100644
--- a/core/src/main/java/org/geysermc/geyser/entity/type/living/monster/WardenEntity.java
+++ b/core/src/main/java/org/geysermc/geyser/entity/type/living/monster/WardenEntity.java
@@ -75,8 +75,8 @@ public class WardenEntity extends MonsterEntity implements Tickable {
             PlaySoundPacket packet = new PlaySoundPacket();
             packet.setSound("mob.warden.heartbeat");
             packet.setPosition(position);
-            packet.setPitch(1.0f);
-            packet.setVolume((random.nextFloat() - random.nextFloat()) * 0.2f + 1.0f);
+            packet.setPitch((random.nextFloat() - random.nextFloat()) * 0.2f + 1.0f);
+            packet.setVolume(1.0f);
             session.sendUpstreamPacket(packet);
         }
 
diff --git a/core/src/main/java/org/geysermc/geyser/registry/loader/SoundRegistryLoader.java b/core/src/main/java/org/geysermc/geyser/registry/loader/SoundRegistryLoader.java
index 106104d93..6703726ea 100644
--- a/core/src/main/java/org/geysermc/geyser/registry/loader/SoundRegistryLoader.java
+++ b/core/src/main/java/org/geysermc/geyser/registry/loader/SoundRegistryLoader.java
@@ -54,8 +54,9 @@ public class SoundRegistryLoader implements RegistryLoader<String, Map<String, S
         while(soundsIterator.hasNext()) {
             Map.Entry<String, JsonNode> next = soundsIterator.next();
             JsonNode brMap = next.getValue();
-            soundMappings.put(next.getKey(), new SoundMapping(
-                            next.getKey(),
+            String javaSound = next.getKey();
+            soundMappings.put(javaSound, new SoundMapping(
+                            javaSound,
                             brMap.has("bedrock_mapping") && brMap.get("bedrock_mapping").isTextual() ? brMap.get("bedrock_mapping").asText() : null,
                             brMap.has("playsound_mapping") && brMap.get("playsound_mapping").isTextual() ? brMap.get("playsound_mapping").asText() : null,
                             brMap.has("extra_data") && brMap.get("extra_data").isInt() ? brMap.get("extra_data").asInt() : -1,
diff --git a/core/src/main/java/org/geysermc/geyser/util/SoundUtils.java b/core/src/main/java/org/geysermc/geyser/util/SoundUtils.java
index 6540c17ca..15348939c 100644
--- a/core/src/main/java/org/geysermc/geyser/util/SoundUtils.java
+++ b/core/src/main/java/org/geysermc/geyser/util/SoundUtils.java
@@ -41,7 +41,9 @@ import org.geysermc.geyser.registry.Registries;
 import org.geysermc.geyser.registry.type.SoundMapping;
 import org.geysermc.geyser.session.GeyserSession;
 
-public class SoundUtils {
+import java.util.Locale;
+
+public final class SoundUtils {
 
     /**
      * Maps a sound name to a sound event, null if one
@@ -50,9 +52,9 @@ public class SoundUtils {
      * @param sound the sound name
      * @return a sound event from the given sound
      */
-    public static SoundEvent toSoundEvent(String sound) {
+    private static SoundEvent toSoundEvent(String sound) {
         try {
-            return SoundEvent.valueOf(sound.toUpperCase().replace(".", "_"));
+            return SoundEvent.valueOf(sound.toUpperCase(Locale.ROOT).replace(".", "_"));
         } catch (Exception ex) {
             return null;
         }
@@ -161,4 +163,7 @@ public class SoundUtils {
         soundPacket.setRelativeVolumeDisabled(false);
         session.sendUpstreamPacket(soundPacket);
     }
+
+    private SoundUtils() {
+    }
 }