diff --git a/schema/memory.capnp b/schema/memory.capnp
index 7fbdfb4..d65c581 100644
--- a/schema/memory.capnp
+++ b/schema/memory.capnp
@@ -31,6 +31,9 @@ struct ContentNode {
   # Spaced repetition
   lastReplayed              @17 :Float64;   # unix epoch
   spacedRepetitionInterval  @18 :UInt32;    # days: 1, 3, 7, 14, 30
+
+  # Section ordering within a file
+  position  @19 :UInt32;    # 0 = file-level, 1+ = section index
 }
 
 enum NodeType {
diff --git a/src/capnp_store.rs b/src/capnp_store.rs
index 4e5b647..d183bd1 100644
--- a/src/capnp_store.rs
+++ b/src/capnp_store.rs
@@ -1106,7 +1106,7 @@ fn read_content_node(r: memory_capnp::content_node::Reader) -> Result<Node, Stri
         state_tag: read_text(r.get_state_tag()),
         last_replayed: r.get_last_replayed(),
         spaced_repetition_interval: r.get_spaced_repetition_interval(),
-        position: 0,
+        position: r.get_position(),
         community_id: None,
         clustering_coefficient: None,
         schema_fit: None,
@@ -1161,6 +1161,7 @@ fn write_content_node(mut b: memory_capnp::content_node::Builder, node: &Node) {
     b.set_state_tag(&node.state_tag);
     b.set_last_replayed(node.last_replayed);
     b.set_spaced_repetition_interval(node.spaced_repetition_interval);
+    b.set_position(node.position);
 }
 
 fn read_relation(r: memory_capnp::relation::Reader) -> Result<Relation, String> {