diff --git a/core/src/main/java/art/arcane/iris/generation/runtime/IrisEngineMantle.java b/core/src/main/java/art/arcane/iris/generation/runtime/IrisEngineMantle.java
index 82e8c324c..d16c9eae1 100644
--- a/core/src/main/java/art/arcane/iris/generation/runtime/IrisEngineMantle.java
+++ b/core/src/main/java/art/arcane/iris/generation/runtime/IrisEngineMantle.java
@@ -335,7 +335,7 @@ public class IrisEngineMantle implements EngineMantle {
 
             @Override
             public void writeSection(Matter section, java.io.DataOutputStream dos) throws IOException {
-                section.writeDos(dos);
+                section.writeTrimmedDos(dos);
             }
 
             @Override