diff --git a/mappings/net/minecraft/client/network/ClientPlayerEntity.mapping b/mappings/net/minecraft/client/network/ClientPlayerEntity.mapping
index 2d08bcc3f0..9c9fd52200 100644
--- a/mappings/net/minecraft/client/network/ClientPlayerEntity.mapping
+++ b/mappings/net/minecraft/client/network/ClientPlayerEntity.mapping
@@ -28,6 +28,7 @@ CLASS net/minecraft/class_746 net/minecraft/client/network/ClientPlayerEntity
 	FIELD field_3935 ticksLeftToDoubleTapSprint I
 	FIELD field_3936 lastSneaking Z
 	FIELD field_3937 client Lnet/minecraft/class_310;
+	FIELD field_3939 falling Z
 	FIELD field_3940 lastBaseY D
 	FIELD field_3941 lastYaw F
 	FIELD field_3942 riding Z
@@ -59,6 +60,7 @@ CLASS net/minecraft/class_746 net/minecraft/client/network/ClientPlayerEntity
 	METHOD method_30673 pushOutOfBlocks (DD)V
 		ARG 1 x
 	METHOD method_30674 wouldCollideAt (Lnet/minecraft/class_2338;)Z
+		ARG 1 pos
 	METHOD method_3130 getRecipeBook ()Lnet/minecraft/class_299;
 	METHOD method_3131 hasJumpingMount ()Z
 	METHOD method_3132 openRidingInventory ()V
diff --git a/mappings/net/minecraft/entity/player/PlayerAbilities.mapping b/mappings/net/minecraft/entity/player/PlayerAbilities.mapping
index 5492d6ea39..9fcf393f62 100644
--- a/mappings/net/minecraft/entity/player/PlayerAbilities.mapping
+++ b/mappings/net/minecraft/entity/player/PlayerAbilities.mapping
@@ -9,8 +9,10 @@ CLASS net/minecraft/class_1656 net/minecraft/entity/player/PlayerAbilities
 	METHOD method_7248 setFlySpeed (F)V
 		ARG 1 flySpeed
 	METHOD method_7249 deserialize (Lnet/minecraft/class_2487;)V
+		ARG 1 tag
 	METHOD method_7250 setWalkSpeed (F)V
 		ARG 1 walkSpeed
 	METHOD method_7251 serialize (Lnet/minecraft/class_2487;)V
+		ARG 1 tag
 	METHOD method_7252 getFlySpeed ()F
 	METHOD method_7253 getWalkSpeed ()F