Minecraft 1.15.1

api/src/main/java/com/velocitypowered/api/network/ProtocolVersion.java

@@ -34,7 +34,8 @@ public enum ProtocolVersion {
   MINECRAFT_1_14_2(485, "1.14.2"),
   MINECRAFT_1_14_3(490, "1.14.3"),
   MINECRAFT_1_14_4(498, "1.14.4"),
-  MINECRAFT_1_15(573, "1.15");
+  MINECRAFT_1_15(573, "1.15"),
+  MINECRAFT_1_15_1(575, "1.15.1");
 
   private final int protocol;
   private final String name;