diff --git a/build.gradle b/build.gradle
index 6655a5edc1..0d5dc64f6f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -25,7 +25,7 @@ plugins {
 	id 'net.fabricmc.filament'
 }
 
-def minecraft_version = "1.19.4-pre4"
+def minecraft_version = "1.19.4-rc1"
 
 filament {
 	minecraftVersion = minecraft_version
diff --git a/mappings/net/minecraft/entity/decoration/DisplayEntity.mapping b/mappings/net/minecraft/entity/decoration/DisplayEntity.mapping
index 3737e57bc1..a956e747be 100644
--- a/mappings/net/minecraft/entity/decoration/DisplayEntity.mapping
+++ b/mappings/net/minecraft/entity/decoration/DisplayEntity.mapping
@@ -14,7 +14,6 @@ CLASS net/minecraft/class_8113 net/minecraft/entity/decoration/DisplayEntity
 	FIELD field_42382 fixedRotation Lorg/joml/Quaternionf;
 	FIELD field_42383 visibilityBoundingBox Lnet/minecraft/class_238;
 	FIELD field_42385 INTERPOLATION_DURATION_NBT_KEY Ljava/lang/String;
-	FIELD field_42386 INTERPOLATION_START_NBT_KEY Ljava/lang/String;
 	FIELD field_42387 TRANSFORMATION_NBT_KEY Ljava/lang/String;
 	FIELD field_42388 BILLBOARD_NBT_KEY Ljava/lang/String;
 	FIELD field_42389 BRIGHTNESS_NBT_KEY Ljava/lang/String;
@@ -25,8 +24,6 @@ CLASS net/minecraft/class_8113 net/minecraft/entity/decoration/DisplayEntity
 	FIELD field_42394 HEIGHT_NBT_KEY Ljava/lang/String;
 	FIELD field_42395 GLOW_COLOR_OVERRIDE_NBT_KEY Ljava/lang/String;
 	FIELD field_42396 interpolators Lnet/minecraft/class_8113$class_8121;
-	FIELD field_42398 INITIAL_INTERPOLATION_START J
-	FIELD field_42399 INTERPOLATION_START Lnet/minecraft/class_2940;
 	FIELD field_42400 INTERPOLATION_DURATION Lnet/minecraft/class_2940;
 	FIELD field_42401 TRANSLATION Lnet/minecraft/class_2940;
 	FIELD field_42402 SCALE Lnet/minecraft/class_2940;
@@ -35,8 +32,6 @@ CLASS net/minecraft/class_8113 net/minecraft/entity/decoration/DisplayEntity
 	METHOD method_48841 updateFixedRotation ()V
 	METHOD method_48842 lerpTransformation (F)Lnet/minecraft/class_4590;
 		ARG 1 delta
-	METHOD method_48843 setInterpolationStart (J)V
-		ARG 1 interpolationStart
 	METHOD method_48844 getLerpProgress (F)F
 		ARG 1 delta
 	METHOD method_48845 getTransformation (Lnet/minecraft/class_2945;)Lnet/minecraft/class_4590;
@@ -69,7 +64,6 @@ CLASS net/minecraft/class_8113 net/minecraft/entity/decoration/DisplayEntity
 	METHOD method_48864 getBillboardMode ()Lnet/minecraft/class_8113$class_8114;
 	METHOD method_48865 getBrightness ()I
 	METHOD method_48866 getInterpolationDuration ()I
-	METHOD method_48867 getInterpolationStart ()J
 	METHOD method_48868 getBrightnessUnpacked ()Lnet/minecraft/class_8104;
 	METHOD method_48869 getViewRange ()F
 	METHOD method_48870 getShadowRadius ()F