diff --git a/Dorkbox-Util/src/dorkbox/util/MathUtil.java b/Dorkbox-Util/src/dorkbox/util/MathUtil.java
index f453f5e..582e9fc 100644
--- a/Dorkbox-Util/src/dorkbox/util/MathUtil.java
+++ b/Dorkbox-Util/src/dorkbox/util/MathUtil.java
@@ -17,7 +17,6 @@
 package dorkbox.util;
 
 
-@SuppressWarnings("unused")
 public
 class MathUtil {
 
diff --git a/Dorkbox-Util/src/dorkbox/util/SerializationManager.java b/Dorkbox-Util/src/dorkbox/util/SerializationManager.java
index e44e757..ada25f4 100644
--- a/Dorkbox-Util/src/dorkbox/util/SerializationManager.java
+++ b/Dorkbox-Util/src/dorkbox/util/SerializationManager.java
@@ -16,7 +16,6 @@
 package dorkbox.util;
 
 import com.esotericsoftware.kryo.Kryo;
-import com.esotericsoftware.kryo.KryoException;
 import com.esotericsoftware.kryo.Serializer;
 import com.esotericsoftware.kryo.io.Input;
 import com.esotericsoftware.kryo.io.Output;
diff --git a/Dorkbox-Util/src/dorkbox/util/SwingUtil.java b/Dorkbox-Util/src/dorkbox/util/SwingUtil.java
index 98526f8..1e44c4c 100644
--- a/Dorkbox-Util/src/dorkbox/util/SwingUtil.java
+++ b/Dorkbox-Util/src/dorkbox/util/SwingUtil.java
@@ -31,7 +31,6 @@ import java.net.URISyntaxException;
 import java.net.URL;
 import java.util.Enumeration;
 
-@SuppressWarnings("unused")
 public
 class SwingUtil {
     /** All of the fonts in the {@link #FONTS_LOCATION} will be loaded by the Font manager */
diff --git a/Dorkbox-Util/src/dorkbox/util/Sys.java b/Dorkbox-Util/src/dorkbox/util/Sys.java
index 73cfea3..21d2992 100644
--- a/Dorkbox-Util/src/dorkbox/util/Sys.java
+++ b/Dorkbox-Util/src/dorkbox/util/Sys.java
@@ -26,7 +26,6 @@ import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 
-@SuppressWarnings("unused")
 public final
 class Sys {
     public static final int KILOBYTE = 1024;