diff --git a/_CoqProject b/_CoqProject
index 557a55edcf3f344a7f67e3990758166ac12cfb63..8d49f2e0d21510b54ca036b56f76e4ed5bf985cc 100644
--- a/_CoqProject
+++ b/_CoqProject
@@ -86,6 +86,13 @@ theories/hocap/lib/oneshot.v
 theories/hocap/concurrent_runners.v
 theories/hocap/parfib.v
 
+theories/logatom/treiber.v
+theories/logatom/elimination_stack/hocap_spec.v
 theories/logatom/elimination_stack/stack.v
 theories/logatom/elimination_stack/spec.v
-theories/logatom/elimination_stack/hocap_spec.v
+theories/logatom/flat_combiner/flat.v
+theories/logatom/flat_combiner/simple_sync.v
+theories/logatom/flat_combiner/sync.v
+theories/logatom/flat_combiner/peritem.v
+theories/logatom/flat_combiner/atomic_sync.v
+theories/logatom/flat_combiner/misc.v
diff --git a/theories/logatom/flat_combiner/atomic_sync.v b/theories/logatom/flat_combiner/atomic_sync.v
index 08cfa3d3b442c1ac01e8d726a1248ace7e7d7100..a001f5c378963ef79f0c7c558f47dfaa1f70738f 100644
--- a/theories/logatom/flat_combiner/atomic_sync.v
+++ b/theories/logatom/flat_combiner/atomic_sync.v
@@ -1,9 +1,8 @@
-
 From iris.program_logic Require Export weakestpre hoare atomic.
 From iris.heap_lang Require Export lang proofmode notation.
 From iris.heap_lang.lib Require Import spin_lock.
 From iris.algebra Require Import agree frac.
-From iris_atomic Require Import sync misc.
+From iris_examples.logatom.flat_combiner Require Import sync misc.
 
 (** The simple syncer spec in [sync.v] implies a logically atomic spec. *)
 
diff --git a/theories/logatom/flat_combiner/flat.v b/theories/logatom/flat_combiner/flat.v
index c6b0b316d26e9aa3a4a4181b88871619d16e356e..257689f910f106d7556868a420f9df310f5230d1 100644
--- a/theories/logatom/flat_combiner/flat.v
+++ b/theories/logatom/flat_combiner/flat.v
@@ -5,7 +5,7 @@ From iris.heap_lang Require Import proofmode notation.
 From iris.heap_lang.lib Require Import spin_lock.
 From iris.algebra Require Import auth frac agree excl agree gset gmap.
 From iris.base_logic Require Import saved_prop.
-From iris_atomic Require Import misc peritem sync.
+From iris_examples.logatom.flat_combiner Require Import misc peritem sync.
 
 Definition doOp : val :=
   λ: "p",
diff --git a/theories/logatom/flat_combiner/peritem.v b/theories/logatom/flat_combiner/peritem.v
index 5590e2b98c3eab25f3a0f61294551879fab23922..2ddcb838cf2eb8a50cc26b9b891c1adc2361127f 100644
--- a/theories/logatom/flat_combiner/peritem.v
+++ b/theories/logatom/flat_combiner/peritem.v
@@ -3,9 +3,12 @@ From iris.heap_lang Require Export lang.
 From iris.heap_lang Require Import proofmode notation.
 From iris.proofmode Require Import tactics.
 From iris.algebra Require Import frac auth gmap csum.
-From iris_atomic Require Export treiber misc.
+From iris_examples.logatom Require Export treiber.
 From iris.base_logic.lib Require Import invariants.
 
+(** The flat combiner uses a bag, this is where we prove the spec for that.
+    We re-use the code but not the spec of the treiber stack. *)
+
 Section defs.
   Context `{heapG Σ} (N: namespace).
   Context (R: val → iProp Σ) `{∀ x, TimelessP (R x)}.
diff --git a/theories/logatom/flat_combiner/simple_sync.v b/theories/logatom/flat_combiner/simple_sync.v
index b601b31d1211e449dfcdc25146216b67f4e518cc..661f6727ad92aba7c2d6df5ab1b0cd7d9d681792 100644
--- a/theories/logatom/flat_combiner/simple_sync.v
+++ b/theories/logatom/flat_combiner/simple_sync.v
@@ -4,7 +4,7 @@ From iris.program_logic Require Export weakestpre hoare.
 From iris.heap_lang Require Export lang proofmode notation.
 From iris.heap_lang.lib Require Import spin_lock.
 From iris.algebra Require Import frac.
-From iris_atomic Require Import sync.
+From iris_examples.logatom.flat_combiner Require Import sync.
 Import uPred.
 
 Definition mk_sync: val :=