diff --git a/main/src/main/java/net/citizensnpcs/commands/NPCCommands.java b/main/src/main/java/net/citizensnpcs/commands/NPCCommands.java
index 18df0d299..4cbf28b2d 100644
--- a/main/src/main/java/net/citizensnpcs/commands/NPCCommands.java
+++ b/main/src/main/java/net/citizensnpcs/commands/NPCCommands.java
@@ -44,9 +44,9 @@ import org.json.simple.parser.JSONParser;
 
 import com.google.common.base.Joiner;
 import com.google.common.base.Splitter;
+import com.google.common.base.Strings;
 import com.google.common.collect.Iterables;
 import com.google.common.collect.Lists;
-import com.mysql.jdbc.StringUtils;
 
 import net.citizensnpcs.Citizens;
 import net.citizensnpcs.Settings.Setting;
@@ -2110,9 +2110,9 @@ public class NPCCommands {
         if (deathSound != null && deathSound.isEmpty()) {
             deathSound = "none";
         }
-        if ((!StringUtils.isNullOrEmpty(ambientSound) && !ambientSound.equals("none"))
-                || (!StringUtils.isNullOrEmpty(deathSound) && !deathSound.equals("none"))
-                || (!StringUtils.isNullOrEmpty(hurtSound) && !hurtSound.equals("none"))) {
+        if ((!Strings.isNullOrEmpty(ambientSound) && !ambientSound.equals("none"))
+                || (!Strings.isNullOrEmpty(deathSound) && !deathSound.equals("none"))
+                || (!Strings.isNullOrEmpty(hurtSound) && !hurtSound.equals("none"))) {
             npc.data().setPersistent(NPC.SILENT_METADATA, false);
         }
         Messaging.sendTr(sender, Messages.SOUND_SET, npc.getName(), ambientSound, hurtSound, deathSound);