diff --git a/runelite-client/src/main/java/net/runelite/client/util/PvPUtil.java b/runelite-client/src/main/java/net/runelite/client/util/PvPUtil.java
index 53672490ac..a91de1c7cc 100644
--- a/runelite-client/src/main/java/net/runelite/client/util/PvPUtil.java
+++ b/runelite-client/src/main/java/net/runelite/client/util/PvPUtil.java
@@ -36,7 +36,7 @@ public class PvPUtil
 	 * @param point the point in the world to get the wilderness level for
 	 * @return the int representing the wilderness level
 	 */
-	public static int getWildernessLevelFrom(WorldPoint point)
+	private static int getWildernessLevelFrom(WorldPoint point)
 	{
 		int y = point.getY();
 
diff --git a/runelite-client/src/main/java/net/runelite/client/util/RefUtils.java b/runelite-client/src/main/java/net/runelite/client/util/RefUtils.java
index 5c4e5d08f3..0d5afbf564 100644
--- a/runelite-client/src/main/java/net/runelite/client/util/RefUtils.java
+++ b/runelite-client/src/main/java/net/runelite/client/util/RefUtils.java
@@ -30,12 +30,12 @@ import org.objectweb.asm.tree.AnnotationNode;
 import org.objectweb.asm.tree.FieldNode;
 import org.objectweb.asm.tree.MethodNode;
 
-public class RefUtils implements Opcodes
+class RefUtils implements Opcodes
 {
 
 	private static final String TYPE_PREFIX = "us/runelitepl/mixinprocessor/annotations/";
 
-	public static boolean isReturn(int opcode, boolean checkType)
+	private static boolean isReturn(int opcode, boolean checkType)
 	{
 		return (opcode == RETURN && !checkType) || opcode == IRETURN || opcode == LRETURN || opcode == DRETURN ||
 			opcode == ARETURN || opcode == FRETURN;
@@ -76,7 +76,7 @@ public class RefUtils implements Opcodes
 		return false;
 	}
 
-	public static String makeAnnotationDesc(String annot)
+	private static String makeAnnotationDesc(String annot)
 	{
 		return "L" + TYPE_PREFIX + annot + ";";
 	}
diff --git a/runelite-client/src/main/java/net/runelite/client/util/SwingUtil.java b/runelite-client/src/main/java/net/runelite/client/util/SwingUtil.java
index 021de4dc10..ff62937bc8 100644
--- a/runelite-client/src/main/java/net/runelite/client/util/SwingUtil.java
+++ b/runelite-client/src/main/java/net/runelite/client/util/SwingUtil.java
@@ -76,7 +76,7 @@ public class SwingUtil
 	 * Sets some sensible defaults for swing.
 	 * IMPORTANT! Needs to be called before main frame creation
 	 */
-	public static void setupDefaults()
+	private static void setupDefaults()
 	{
 		// Force heavy-weight popups/tooltips.
 		// Prevents them from being obscured by the game applet.
@@ -117,7 +117,7 @@ public class SwingUtil
 	 *
 	 * @param laf the swing look and feel
 	 */
-	public static void setTheme(@Nonnull final LookAndFeel laf)
+	private static void setTheme(@Nonnull final LookAndFeel laf)
 	{
 		try
 		{
@@ -135,7 +135,7 @@ public class SwingUtil
 	 *
 	 * @param font the new font to use
 	 */
-	public static void setFont(@Nonnull final Font font)
+	private static void setFont(@Nonnull final Font font)
 	{
 		final FontUIResource f = new FontUIResource(font);
 		final Enumeration keys = UIManager.getDefaults().keys();
diff --git a/runelite-client/src/main/java/net/runelite/client/util/WildernessLocation.java b/runelite-client/src/main/java/net/runelite/client/util/WildernessLocation.java
index facf742088..4bf7b3e4a4 100644
--- a/runelite-client/src/main/java/net/runelite/client/util/WildernessLocation.java
+++ b/runelite-client/src/main/java/net/runelite/client/util/WildernessLocation.java
@@ -77,12 +77,12 @@ public enum WildernessLocation
 		this.worldArea = new WorldArea(location.x, location.y, location.width, location.height, plane);
 	}
 
-	public static class Location
+	static class Location
 	{
-		public final int x;
-		public final int y;
-		public final int width;
-		public final int height;
+		final int x;
+		final int y;
+		final int width;
+		final int height;
 
 		Location(int x, int y, int x1, int y1)
 		{
diff --git a/runelite-client/src/main/java/net/runelite/client/util/ping/IcmpEchoReply.java b/runelite-client/src/main/java/net/runelite/client/util/ping/IcmpEchoReply.java
index 2756320990..0e4af9137e 100644
--- a/runelite-client/src/main/java/net/runelite/client/util/ping/IcmpEchoReply.java
+++ b/runelite-client/src/main/java/net/runelite/client/util/ping/IcmpEchoReply.java
@@ -30,7 +30,7 @@ import com.sun.jna.platform.win32.WinDef;
 import java.util.Arrays;
 import java.util.List;
 
-public class IcmpEchoReply extends Structure
+class IcmpEchoReply extends Structure
 {
 	private static final int IP_OPTION_INFO_SIZE = 1 + 1 + 1 + 1 + (Pointer.SIZE == 8 ? 12 : 4); // on 64bit vms add 4 byte padding
 	public static final int SIZE = 4 + 4 + 4 + 2 + 2 + Pointer.SIZE + IP_OPTION_INFO_SIZE;