diff --git a/mappings/net/minecraft/fluid/BaseFluid.mapping b/mappings/net/minecraft/fluid/BaseFluid.mapping
index 077e1317cf..54726aabc2 100644
--- a/mappings/net/minecraft/fluid/BaseFluid.mapping
+++ b/mappings/net/minecraft/fluid/BaseFluid.mapping
@@ -2,11 +2,12 @@ CLASS net/minecraft/class_3609 net/minecraft/fluid/BaseFluid
 	FIELD field_15900 LEVEL Lnet/minecraft/class_2758;
 	FIELD field_15902 FALLING Lnet/minecraft/class_2746;
 	FIELD field_17587 shapeCache Ljava/util/Map;
-	METHOD method_15725 (Lnet/minecraft/class_1936;Lnet/minecraft/class_2338;Lnet/minecraft/class_3610;)V
+	METHOD method_15725 tryFlow (Lnet/minecraft/class_1936;Lnet/minecraft/class_2338;Lnet/minecraft/class_3610;)V
 		ARG 1 world
-		ARG 2 pos
+		ARG 2 fluidPos
 		ARG 3 state
 	METHOD method_15727 getUpdatedState (Lnet/minecraft/class_4538;Lnet/minecraft/class_2338;Lnet/minecraft/class_2680;)Lnet/minecraft/class_3610;
+		ARG 1 view
 		ARG 2 pos
 		ARG 3 state
 	METHOD method_15728 getFlowing (IZ)Lnet/minecraft/class_3610;
@@ -27,6 +28,7 @@ CLASS net/minecraft/class_3609 net/minecraft/fluid/BaseFluid
 		ARG 6 fromState
 	METHOD method_15737 isInfinite ()Z
 	METHOD method_15739 getLevelDecreasePerBlock (Lnet/minecraft/class_4538;)I
+		ARG 1 view
 	METHOD method_15745 flow (Lnet/minecraft/class_1936;Lnet/minecraft/class_2338;Lnet/minecraft/class_2680;Lnet/minecraft/class_2350;Lnet/minecraft/class_3610;)V
 		ARG 1 world
 		ARG 2 pos
@@ -43,3 +45,10 @@ CLASS net/minecraft/class_3609 net/minecraft/fluid/BaseFluid
 		ARG 0 state
 		ARG 1 view
 		ARG 2 pos
+	METHOD method_15738 canFlow (Lnet/minecraft/class_1922;Lnet/minecraft/class_2338;Lnet/minecraft/class_2680;Lnet/minecraft/class_2350;Lnet/minecraft/class_2338;Lnet/minecraft/class_2680;Lnet/minecraft/class_3610;Lnet/minecraft/class_3611;)Z
+		ARG 1 view
+		ARG 2 fluidPos
+		ARG 3 fluidBlockState
+		ARG 4 flowDirection
+		ARG 5 flowTo
+		ARG 6 flowToBlockState
diff --git a/mappings/net/minecraft/fluid/Fluid.mapping b/mappings/net/minecraft/fluid/Fluid.mapping
index 84908d1a6e..6b43c7268f 100644
--- a/mappings/net/minecraft/fluid/Fluid.mapping
+++ b/mappings/net/minecraft/fluid/Fluid.mapping
@@ -29,3 +29,4 @@ CLASS net/minecraft/class_3611 net/minecraft/fluid/Fluid
 	METHOD method_15794 isEmpty ()Z
 	METHOD method_15795 hasRandomTicks ()Z
 	METHOD method_17775 getShape (Lnet/minecraft/class_3610;Lnet/minecraft/class_1922;Lnet/minecraft/class_2338;)Lnet/minecraft/class_265;
+	METHOD method_20784 getHeight (Lnet/minecraft/class_3610;)F
diff --git a/mappings/net/minecraft/fluid/FluidState.mapping b/mappings/net/minecraft/fluid/FluidState.mapping
index 6cc97f705f..4504be1e68 100644
--- a/mappings/net/minecraft/fluid/FluidState.mapping
+++ b/mappings/net/minecraft/fluid/FluidState.mapping
@@ -32,3 +32,4 @@ CLASS net/minecraft/class_3610 net/minecraft/fluid/FluidState
 		ARG 0 ops
 		ARG 1 state
 	METHOD method_17776 getShape (Lnet/minecraft/class_1922;Lnet/minecraft/class_2338;)Lnet/minecraft/class_265;
+	METHOD method_20785 getHeight ()F