diff --git a/mappings/net/minecraft/advancement/Advancement.mapping b/mappings/net/minecraft/advancement/Advancement.mapping
index 74e0e74853..773f9dd26a 100644
--- a/mappings/net/minecraft/advancement/Advancement.mapping
+++ b/mappings/net/minecraft/advancement/Advancement.mapping
@@ -1,7 +1,7 @@
 CLASS net/minecraft/class_161 net/minecraft/advancement/Advancement
 	FIELD field_47179 CODEC Lcom/mojang/serialization/Codec;
 	FIELD field_47180 CRITERIA_CODEC Lcom/mojang/serialization/Codec;
-	FIELD field_47996 PACKETT_CODEC Lnet/minecraft/class_9139;
+	FIELD field_47996 PACKET_CODEC Lnet/minecraft/class_9139;
 	METHOD <init> (Ljava/util/Optional;Ljava/util/Optional;Lnet/minecraft/class_170;Ljava/util/Map;Lnet/minecraft/class_8782;Z)V
 		ARG 1 parent
 		ARG 2 display
diff --git a/mappings/net/minecraft/network/PacketByteBuf.mapping b/mappings/net/minecraft/network/PacketByteBuf.mapping
index cdc47f32d9..215b3bac06 100644
--- a/mappings/net/minecraft/network/PacketByteBuf.mapping
+++ b/mappings/net/minecraft/network/PacketByteBuf.mapping
@@ -342,7 +342,7 @@ CLASS net/minecraft/class_2540 net/minecraft/network/PacketByteBuf
 		COMMENT written
 		COMMENT @see #readNbt()
 		COMMENT @see #readNbt(NbtSizeTracker)
-		ARG 1 ntb
+		ARG 1 nbt
 	METHOD method_10795 readByteArray ()[B
 		COMMENT Reads an array of primitive bytes from this buf. The array first has a
 		COMMENT var int indicating its length, followed by the actual bytes. The array
@@ -1076,7 +1076,7 @@ CLASS net/minecraft/class_2540 net/minecraft/network/PacketByteBuf
 	METHOD method_56337 writeUuid (Lio/netty/buffer/ByteBuf;Ljava/util/UUID;)V
 		ARG 0 buf
 		ARG 1 uuid
-	METHOD method_56338 writeQuanternionf (Lio/netty/buffer/ByteBuf;Lorg/joml/Quaternionf;)V
+	METHOD method_56338 writeQuaternionf (Lio/netty/buffer/ByteBuf;Lorg/joml/Quaternionf;)V
 		ARG 0 buf
 		ARG 1 quaternion
 	METHOD method_56339 writeVector3f (Lio/netty/buffer/ByteBuf;Lorg/joml/Vector3f;)V
@@ -1090,7 +1090,7 @@ CLASS net/minecraft/class_2540 net/minecraft/network/PacketByteBuf
 		ARG 1 nbt
 	METHOD method_56342 readVector3f (Lio/netty/buffer/ByteBuf;)Lorg/joml/Vector3f;
 		ARG 0 buf
-	METHOD method_56343 readQuanternionf (Lio/netty/buffer/ByteBuf;)Lorg/joml/Quaternionf;
+	METHOD method_56343 readQuaternionf (Lio/netty/buffer/ByteBuf;)Lorg/joml/Quaternionf;
 		ARG 0 buf
 	METHOD method_56344 readUuid (Lio/netty/buffer/ByteBuf;)Ljava/util/UUID;
 		ARG 0 buf
diff --git a/mappings/net/minecraft/network/codec/PacketCodecs.mapping b/mappings/net/minecraft/network/codec/PacketCodecs.mapping
index 109a1c425a..2e28545a35 100644
--- a/mappings/net/minecraft/network/codec/PacketCodecs.mapping
+++ b/mappings/net/minecraft/network/codec/PacketCodecs.mapping
@@ -11,7 +11,7 @@ CLASS net/minecraft/class_9135 net/minecraft/network/codec/PacketCodecs
 	FIELD field_48556 NBT_COMPUND Lnet/minecraft/class_9139;
 	FIELD field_48557 OPTIONAL_NBT Lnet/minecraft/class_9139;
 	FIELD field_48558 VECTOR3F Lnet/minecraft/class_9139;
-	FIELD field_48559 QUANTERNION Lnet/minecraft/class_9139;
+	FIELD field_48559 QUATERNION Lnet/minecraft/class_9139;
 	METHOD method_56363 listMapper ()Lnet/minecraft/class_9139$class_9140;
 	METHOD method_56364 string (I)Lnet/minecraft/class_9139;
 		ARG 0 length
diff --git a/mappings/net/minecraft/network/packet/s2c/config/ReadyS2CPacket.mapping b/mappings/net/minecraft/network/packet/s2c/config/ReadyS2CPacket.mapping
index 650d074c74..16d10607fa 100644
--- a/mappings/net/minecraft/network/packet/s2c/config/ReadyS2CPacket.mapping
+++ b/mappings/net/minecraft/network/packet/s2c/config/ReadyS2CPacket.mapping
@@ -1,3 +1,3 @@
 CLASS net/minecraft/class_8733 net/minecraft/network/packet/s2c/config/ReadyS2CPacket
 	FIELD field_48690 INSTANCE Lnet/minecraft/class_8733;
-	FIELD field_48691 ODEC Lnet/minecraft/class_9139;
+	FIELD field_48691 CODEC Lnet/minecraft/class_9139;