diff --git a/protocol/src/main/java/net/md_5/bungee/protocol/ProtocolConstants.java b/protocol/src/main/java/net/md_5/bungee/protocol/ProtocolConstants.java
index 4ba561a4..b91d191e 100644
--- a/protocol/src/main/java/net/md_5/bungee/protocol/ProtocolConstants.java
+++ b/protocol/src/main/java/net/md_5/bungee/protocol/ProtocolConstants.java
@@ -26,6 +26,7 @@ public class ProtocolConstants
     public static final int MINECRAFT_1_14_3 = 490;
     public static final int MINECRAFT_1_14_4 = 498;
     public static final int MINECRAFT_1_15 = 573;
+    public static final int MINECRAFT_1_15_1 = 575;
     public static final List<String> SUPPORTED_VERSIONS = Arrays.asList(
             "1.8.x",
             "1.9.x",
@@ -56,7 +57,8 @@ public class ProtocolConstants
             ProtocolConstants.MINECRAFT_1_14_2,
             ProtocolConstants.MINECRAFT_1_14_3,
             ProtocolConstants.MINECRAFT_1_14_4,
-            ProtocolConstants.MINECRAFT_1_15
+            ProtocolConstants.MINECRAFT_1_15,
+            ProtocolConstants.MINECRAFT_1_15_1
     );
 
     public enum Direction
diff --git a/proxy/src/main/java/net/md_5/bungee/entitymap/EntityMap.java b/proxy/src/main/java/net/md_5/bungee/entitymap/EntityMap.java
index ff59c824..983f4ce6 100644
--- a/proxy/src/main/java/net/md_5/bungee/entitymap/EntityMap.java
+++ b/proxy/src/main/java/net/md_5/bungee/entitymap/EntityMap.java
@@ -58,6 +58,7 @@ public abstract class EntityMap
             case ProtocolConstants.MINECRAFT_1_14_4:
                 return EntityMap_1_14.INSTANCE;
             case ProtocolConstants.MINECRAFT_1_15:
+            case ProtocolConstants.MINECRAFT_1_15_1:
                 return EntityMap_1_15.INSTANCE;
         }
         throw new RuntimeException( "Version " + version + " has no entity map" );