diff --git a/mappings/net/minecraft/network/packet/c2s/common/CookieRequestResponseS2CPacket.mapping b/mappings/net/minecraft/network/packet/c2s/common/CookieRequestResponseS2CPacket.mapping
index d93b0b99ae..9a425e99dd 100644
--- a/mappings/net/minecraft/network/packet/c2s/common/CookieRequestResponseS2CPacket.mapping
+++ b/mappings/net/minecraft/network/packet/c2s/common/CookieRequestResponseS2CPacket.mapping
@@ -1 +1,3 @@
 CLASS net/minecraft/class_9091 net/minecraft/network/packet/c2s/common/CookieRequestResponseS2CPacket
+	FIELD field_47895 CODEC Lnet/minecraft/class_9139;
+	METHOD method_55853 write (Lnet/minecraft/class_2540;)V
diff --git a/mappings/net/minecraft/network/packet/s2c/common/CookieRequestS2CPacket.mapping b/mappings/net/minecraft/network/packet/s2c/common/CookieRequestS2CPacket.mapping
index a1efb37b98..7af26c6505 100644
--- a/mappings/net/minecraft/network/packet/s2c/common/CookieRequestS2CPacket.mapping
+++ b/mappings/net/minecraft/network/packet/s2c/common/CookieRequestS2CPacket.mapping
@@ -1 +1,3 @@
 CLASS net/minecraft/class_9088 net/minecraft/network/packet/s2c/common/CookieRequestS2CPacket
+	FIELD field_47892 CODEC Lnet/minecraft/class_9139;
+	METHOD method_55848 write (Lnet/minecraft/class_2540;)V
diff --git a/mappings/net/minecraft/network/packet/s2c/common/ServerTransferS2CPacket.mapping b/mappings/net/minecraft/network/packet/s2c/common/ServerTransferS2CPacket.mapping
new file mode 100644
index 0000000000..29ee750174
--- /dev/null
+++ b/mappings/net/minecraft/network/packet/s2c/common/ServerTransferS2CPacket.mapping
@@ -0,0 +1,3 @@
+CLASS net/minecraft/class_9151 net/minecraft/network/packet/s2c/common/ServerTransferS2CPacket
+	FIELD field_48629 CODEC Lnet/minecraft/class_9139;
+	METHOD method_56469 write (Lnet/minecraft/class_2540;)V
diff --git a/mappings/net/minecraft/network/packet/s2c/common/StoreCookieS2CPacket.mapping b/mappings/net/minecraft/network/packet/s2c/common/StoreCookieS2CPacket.mapping
index cce7b718de..6bc46d077c 100644
--- a/mappings/net/minecraft/network/packet/s2c/common/StoreCookieS2CPacket.mapping
+++ b/mappings/net/minecraft/network/packet/s2c/common/StoreCookieS2CPacket.mapping
@@ -1 +1,4 @@
 CLASS net/minecraft/class_9150 net/minecraft/network/packet/s2c/common/StoreCookieS2CPacket
+	FIELD field_48627 CODEC Lnet/minecraft/class_9139;
+	FIELD field_48628 MAX_COOKIE_LENGTH I
+	METHOD method_56467 write (Lnet/minecraft/class_2540;)V
diff --git a/mappings/net/minecraft/network/packet/s2c/play/ServerTransferS2CPacket.mapping b/mappings/net/minecraft/network/packet/s2c/play/ServerTransferS2CPacket.mapping
deleted file mode 100644
index 1514f732e3..0000000000
--- a/mappings/net/minecraft/network/packet/s2c/play/ServerTransferS2CPacket.mapping
+++ /dev/null
@@ -1 +0,0 @@
-CLASS net/minecraft/class_9151 net/minecraft/network/packet/s2c/play/ServerTransferS2CPacket