diff --git a/mappings/net/minecraft/class_5281.mapping b/mappings/net/minecraft/class_5281.mapping
deleted file mode 100644
index 7c81bb8c53..0000000000
--- a/mappings/net/minecraft/class_5281.mapping
+++ /dev/null
@@ -1,2 +0,0 @@
-CLASS net/minecraft/class_5281
-	METHOD method_8412 getSeed ()J
diff --git a/mappings/net/minecraft/world/ServerWorldAccess.mapping b/mappings/net/minecraft/world/ServerWorldAccess.mapping
new file mode 100644
index 0000000000..0ce48ba934
--- /dev/null
+++ b/mappings/net/minecraft/world/ServerWorldAccess.mapping
@@ -0,0 +1,2 @@
+CLASS net/minecraft/class_5281 net/minecraft/world/ServerWorldAccess
+	METHOD method_8412 getSeed ()J
diff --git a/mappings/net/minecraft/world/IWorld.mapping b/mappings/net/minecraft/world/WorldAccess.mapping
similarity index 95%
rename from mappings/net/minecraft/world/IWorld.mapping
rename to mappings/net/minecraft/world/WorldAccess.mapping
index 5f4bba72c4..14574783a8 100644
--- a/mappings/net/minecraft/world/IWorld.mapping
+++ b/mappings/net/minecraft/world/WorldAccess.mapping
@@ -1,4 +1,4 @@
-CLASS net/minecraft/class_1936 net/minecraft/world/IWorld
+CLASS net/minecraft/class_1936 net/minecraft/world/WorldAccess
 	METHOD method_20290 syncWorldEvent (ILnet/minecraft/class_2338;I)V
 		ARG 1 eventId
 		ARG 2 pos