diff --git a/mappings/net/minecraft/datafixer/fix/RenameItemStackAttributesFix.mapping b/mappings/net/minecraft/datafixer/fix/RenameItemStackAttributesFix.mapping
new file mode 100644
index 0000000000..724813c731
--- /dev/null
+++ b/mappings/net/minecraft/datafixer/fix/RenameItemStackAttributesFix.mapping
@@ -0,0 +1,10 @@
+CLASS net/minecraft/class_5129 net/minecraft/datafixer/fix/RenameItemStackAttributesFix
+	FIELD field_23695 RENAMES Ljava/util/Map;
+	METHOD <init> (Lcom/mojang/datafixers/schemas/Schema;)V
+		ARG 1 outputSchema
+	METHOD method_26808 updateAttributeName (Lcom/mojang/datafixers/Dynamic;)Lcom/mojang/datafixers/Dynamic;
+		ARG 0 data
+	METHOD method_26810 updateAttributeModifiers (Lcom/mojang/datafixers/Typed;)Lcom/mojang/datafixers/Typed;
+		ARG 0 typed
+	METHOD method_26814 updatePlayerAttributes (Lcom/mojang/datafixers/Typed;)Lcom/mojang/datafixers/Typed;
+		ARG 0 typed
diff --git a/mappings/net/minecraft/datafixer/schema/Schema2522.mapping b/mappings/net/minecraft/datafixer/schema/Schema2522.mapping
new file mode 100644
index 0000000000..97c2c42220
--- /dev/null
+++ b/mappings/net/minecraft/datafixer/schema/Schema2522.mapping
@@ -0,0 +1,7 @@
+CLASS net/minecraft/class_5130 net/minecraft/datafixer/schema/Schema2522
+	METHOD method_26822 updateZoglinItems (Lcom/mojang/datafixers/schemas/Schema;Ljava/util/Map;Ljava/lang/String;)V
+		ARG 0 schema
+		ARG 1 entityTypes
+		ARG 2 name
+	METHOD registerEntities (Lcom/mojang/datafixers/schemas/Schema;)Ljava/util/Map;
+		ARG 1 schema