diff --git a/mappings/net/minecraft/class_5299.mapping b/mappings/net/minecraft/class_5299.mapping
deleted file mode 100644
index 5594877aa1..0000000000
--- a/mappings/net/minecraft/class_5299.mapping
+++ /dev/null
@@ -1,3 +0,0 @@
-CLASS net/minecraft/class_5299
-	CLASS class_5300
-		FIELD field_24648 CODEC Lcom/mojang/serialization/Codec;
diff --git a/mappings/net/minecraft/datafixer/fix/StructureSeparationDataFix.mapping b/mappings/net/minecraft/datafixer/fix/StructureSeparationDataFix.mapping
new file mode 100644
index 0000000000..eb0062bab5
--- /dev/null
+++ b/mappings/net/minecraft/datafixer/fix/StructureSeparationDataFix.mapping
@@ -0,0 +1,11 @@
+CLASS net/minecraft/class_5299 net/minecraft/datafixer/fix/StructureSeparationDataFix
+	FIELD field_24647 STRUCTURE_SPACING Lcom/google/common/collect/ImmutableMap;
+	CLASS class_5300 Information
+		FIELD field_24648 CODEC Lcom/mojang/serialization/Codec;
+		FIELD field_24649 spacing I
+		FIELD field_24650 separation I
+		FIELD field_24651 salt I
+		METHOD <init> (III)V
+			ARG 1 spacing
+			ARG 2 separation
+			ARG 3 salt