diff --git a/src/org/apollo/net/release/r317/HintIconMessageEncoder.java b/src/org/apollo/net/release/r317/HintIconMessageEncoder.java
index b8be56c3..036eed4d 100644
--- a/src/org/apollo/net/release/r317/HintIconMessageEncoder.java
+++ b/src/org/apollo/net/release/r317/HintIconMessageEncoder.java
@@ -23,6 +23,7 @@ public final class HintIconMessageEncoder extends MessageEncoder<HintIconMessage
 			case HintIconMessage.NPC_TYPE:
 			case HintIconMessage.PLAYER_TYPE:
 				builder.put(DataType.SHORT, message.getIndex().get());
+				builder.put(DataType.TRI_BYTE, 0); // Dummy bytes
 				break;
 			default:
 				throw new IllegalStateException("Unsupported hint icon type " + type + ".");
diff --git a/src/org/apollo/net/release/r377/HintIconMessageEncoder.java b/src/org/apollo/net/release/r377/HintIconMessageEncoder.java
index d4e39ff6..72577ab3 100644
--- a/src/org/apollo/net/release/r377/HintIconMessageEncoder.java
+++ b/src/org/apollo/net/release/r377/HintIconMessageEncoder.java
@@ -23,6 +23,7 @@ public final class HintIconMessageEncoder extends MessageEncoder<HintIconMessage
 			case HintIconMessage.NPC_TYPE:
 			case HintIconMessage.PLAYER_TYPE:
 				builder.put(DataType.SHORT, message.getIndex().get());
+				builder.put(DataType.TRI_BYTE, 0); // Dummy bytes
 				break;
 			default:
 				throw new IllegalStateException("Unsupported hint icon type " + type + ".");