diff --git a/theories/logrel/F_mu_ref_conc/examples/counter.v b/theories/logrel/F_mu_ref_conc/examples/counter.v
index 6e70b2a7e4ad3203d6004c6d07ebd9f7ee7cc5a9..2c43b6ba248dede26b054637d3505e932a346443 100644
--- a/theories/logrel/F_mu_ref_conc/examples/counter.v
+++ b/theories/logrel/F_mu_ref_conc/examples/counter.v
@@ -165,7 +165,7 @@ Section CG_Counter.
   Proof.
     intros HNE. iIntros "[#Hspec [Hx Hj]]". unfold counter_read.
     iMod (step_rec _ _ j K _ Unit with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_load _ _ j K with "[Hj Hx]") as "[Hj Hx]"; eauto.
     { by iFrame "Hspec Hj". }
     iModIntro. by iFrame "Hj Hx".
@@ -264,12 +264,12 @@ Section CG_Counter.
     iMod (steps_newlock _ _ j ((AppRCtx (RecV _)) :: K) _ with "[Hj]")
       as (l) "[Hj Hl]"; eauto.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl. rewrite CG_locked_increment_subst /=.
+    iAsimpl. rewrite CG_locked_increment_subst /=.
     rewrite counter_read_subst /=.
     iMod (step_alloc _ _ j ((AppRCtx (RecV _)) :: K) _ _ _ _ with "[Hj]")
       as (cnt') "[Hj Hcnt']"; eauto.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl. rewrite CG_locked_increment_subst /=.
+    iAsimpl. rewrite CG_locked_increment_subst /=.
     rewrite counter_read_subst /=.
     Unshelve.
     all: try match goal with |- to_val _ = _ => auto using to_of_val end.
@@ -284,7 +284,7 @@ Section CG_Counter.
     iApply fupd_wp.
     iMod (inv_alloc counterN with "[Hinv]") as "#Hinv"; [iNext; iExact "Hinv"|].
     (* splitting increment and read *)
-    iApply wp_pure_step_later; trivial. iModIntro. iNext. asimpl.
+    iApply wp_pure_step_later; trivial. iModIntro. iNext. iAsimpl.
     rewrite counter_read_subst /=.
     iApply wp_value; auto.
     iExists (PairV (CG_locked_incrementV _ _) (counter_readV _)); simpl.
@@ -296,7 +296,7 @@ Section CG_Counter.
       rewrite CG_locked_increment_of_val /=.
       destruct v; iDestruct "Heq" as "[% %]"; simplify_eq/=.
       iLöb as "Hlat".
-      iApply wp_pure_step_later; trivial. asimpl. iNext.
+      iApply wp_pure_step_later; trivial. iAsimpl. iNext.
       (* fine-grained reads the counter *)
       iApply (wp_bind (fill [AppRCtx (RecV _)]));
         iApply wp_wand_l; iSplitR; [iIntros (v) "Hv"; iExact "Hv"|].
@@ -306,7 +306,7 @@ Section CG_Counter.
       iModIntro. iNext. iIntros "Hcnt".
       iMod ("Hclose" with "[Hl Hcnt Hcnt']").
       { iNext. iExists _. iFrame "Hl Hcnt Hcnt'". }
-      iApply wp_pure_step_later; trivial. asimpl. iModIntro. iNext.
+      iApply wp_pure_step_later; trivial. iAsimpl. iModIntro. iNext.
       (* fine-grained performs increment *)
       iApply (wp_bind (fill [CasRCtx (LocV _) (NatV _); IfCtx _ _]));
         iApply wp_wand_l; iSplitR; [iIntros (v) "Hv"; iExact "Hv"|].
diff --git a/theories/logrel/F_mu_ref_conc/examples/lock.v b/theories/logrel/F_mu_ref_conc/examples/lock.v
index b5f675d1a9878f8ed6a7579b4f78c4586187c8ac..6b93469422a8cfb13806da5199e4c31a7f15c9e6 100644
--- a/theories/logrel/F_mu_ref_conc/examples/lock.v
+++ b/theories/logrel/F_mu_ref_conc/examples/lock.v
@@ -135,24 +135,24 @@ Section proof.
   Proof.
     iIntros (HNE H1 H2) "[#Hspec [HP [Hl Hj]]]".
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl. rewrite H1.
+    iAsimpl. rewrite H1.
     iMod (steps_acquire _ _ j ((AppRCtx (RecV _)) :: K)
                    _ _ with "[Hj Hl]") as "[Hj Hl]"; eauto.
     { simpl. iFrame "Hspec Hj Hl"; eauto. }
     simpl.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl. rewrite H1.
+    iAsimpl. rewrite H1.
     iMod (H2 ((AppRCtx (RecV _)) :: K) with "[Hj HP]") as "[Hj HQ]"; eauto.
     { simpl. iFrame "Hspec Hj HP"; eauto. }
     simpl.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (steps_release _ _ j ((AppRCtx (RecV _)) :: K) _ _ with "[Hj Hl]")
       as "[Hj Hl]"; eauto.
     { simpl. by iFrame. }
     rewrite ?fill_app /=.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl. iModIntro; by iFrame.
+    iAsimpl. iModIntro; by iFrame.
     Unshelve.
     all: try match goal with |- to_val _ = _ => auto using to_of_val end.
     trivial.
diff --git a/theories/logrel/F_mu_ref_conc/examples/stack/CG_stack.v b/theories/logrel/F_mu_ref_conc/examples/stack/CG_stack.v
index 268515832ec9d193eb55ba1f15128de88224e15f..3aacfaf6820d65f1e3d24f5735a91f4b4c6983e6 100644
--- a/theories/logrel/F_mu_ref_conc/examples/stack/CG_stack.v
+++ b/theories/logrel/F_mu_ref_conc/examples/stack/CG_stack.v
@@ -83,7 +83,7 @@ Section CG_Stack.
   Proof.
     intros HNE. iIntros "[#Hspec [Hx Hj]]". unfold CG_push.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_load _ _ j (PairRCtx _ :: InjRCtx :: FoldCtx :: StoreRCtx (LocV _) :: K)
                     _ _ _ with "[Hj Hx]") as "[Hj Hx]"; eauto.
     simpl. iFrame "Hspec Hj"; trivial. simpl.
@@ -177,7 +177,7 @@ Section CG_Stack.
   Proof.
     intros HNE. iIntros "[#Hspec [Hx Hj]]". unfold CG_pop.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_load _ _ j (UnfoldCtx :: CaseCtx _ _ :: K)
                     _ _ _ with "[Hj Hx]") as "[Hj Hx]"; eauto.
     rewrite ?fill_app. simpl.
@@ -187,7 +187,7 @@ Section CG_Stack.
                     _ _ _ _ with "[Hj]") as "Hj"; eauto.
     simpl.
     iMod (step_case_inr _ _ j K _ _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_snd _ _ j (StoreRCtx (LocV _) :: AppRCtx (RecV _) :: K) _ _ _ _
                    _ _ with "[Hj]") as "Hj"; eauto.
     simpl.
@@ -197,7 +197,7 @@ Section CG_Stack.
     iFrame "Hspec Hj"; trivial.
     rewrite ?fill_app. simpl.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_fst _ _ j (InjRCtx :: K) _ _ _ _ _ _
           with "[Hj]") as "Hj"; eauto.
     simpl.
@@ -215,14 +215,14 @@ Section CG_Stack.
   Proof.
     iIntros (HNE) "[#Hspec [Hx Hj]]". unfold CG_pop.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_load _ _ j (UnfoldCtx :: CaseCtx _ _ :: K)
                     _ _ _ with "[Hj Hx]") as "[Hj Hx]"; eauto.
     simpl. iFrame "Hspec Hj"; trivial. simpl.
     iMod (step_Fold _ _ j (CaseCtx _ _ :: K)
                     _ _ _ _ with "[Hj]") as "Hj"; eauto.
     iMod (step_case_inl _ _ j K _ _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iModIntro. iFrame "Hj Hx"; trivial.
     Unshelve.
     all: try match goal with |- to_val _ = _ => simpl; by rewrite ?to_of_val end.
@@ -336,7 +336,7 @@ Section CG_Stack.
           with "[Hj Hx Hl]") as "Hj"; last done; [|iFrame; iFrame "#"].
     iIntros (K') "[#Hspec [Hx Hj]]".
     iMod (step_rec _ _ j K' _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_load _ _ j K' _ _ _ _
           with "[Hj Hx]") as "[Hj Hx]"; eauto.
     - iFrame "#"; iFrame.
@@ -405,12 +405,12 @@ Section CG_Stack.
   Proof.
     iIntros (HNE) "[#Hspec Hj]". unfold CG_iter.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    rewrite -CG_iter_folding. Opaque CG_iter. asimpl.
+    rewrite -CG_iter_folding. Opaque CG_iter. iAsimpl.
     iMod (step_Fold _ _ j (CaseCtx _ _ :: K)
                     _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_case_inr _ _ j K _ _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_fst _ _ j (AppRCtx f :: AppRCtx (RecV _) :: K) _ _ _ _
                    _ _ with "[Hj]") as "Hj"; eauto.
     Unshelve.
@@ -426,10 +426,10 @@ Section CG_Stack.
   Proof.
     iIntros (HNE) "[#Hspec Hj]". unfold CG_iter.
     iMod (step_rec _ _ j K _ _ _ _ with "[Hj]") as "Hj"; eauto.
-    rewrite -CG_iter_folding. Opaque CG_iter. asimpl.
+    rewrite -CG_iter_folding. Opaque CG_iter. iAsimpl.
     iMod (step_Fold _ _ j (CaseCtx _ _ :: K)
                     _ _ _ with "[Hj]") as "Hj"; eauto.
-    asimpl.
+    iAsimpl.
     iMod (step_case_inl _ _ j K _ _ _ _ _ with "[Hj]") as "Hj"; eauto.
     Unshelve.
     all: try match goal with |- to_val _ = _ => simpl; by rewrite ?to_of_val end.
diff --git a/theories/logrel/F_mu_ref_conc/examples/stack/refinement.v b/theories/logrel/F_mu_ref_conc/examples/stack/refinement.v
index ea90117c39c4177832016f4c05d039e6e8fbe084..30fb1b77f3773347d68379f5ee06221c91a742e8 100644
--- a/theories/logrel/F_mu_ref_conc/examples/stack/refinement.v
+++ b/theories/logrel/F_mu_ref_conc/examples/stack/refinement.v
@@ -8,18 +8,6 @@ From iris.proofmode Require Import tactics.
 
 Definition stackN : namespace := nroot .@ "stack".
 
-Ltac iAsimpl :=
-  repeat match goal with
-  | |- context [ (_ ⤇ ?e)%I ] => progress (
-    let e' := fresh "feed" in evar (e':expr);
-    assert (e = e') as ->; [asimpl; unfold e'; reflexivity|];
-    unfold e'; clear e')
-  | |- context [ WP ?e @ _ {{ _ }}%I ] => progress (
-    let e' := fresh "feed" in evar (e':expr);
-    assert (e = e') as ->; [asimpl; unfold e'; reflexivity|];
-    unfold e'; clear e')
-  end.
-
 Section Stack_refinement.
   Context `{heapIG Σ, cfgSG Σ, inG Σ (authR stackUR)}.
   Notation D := (prodC valC valC -n> iProp Σ).
diff --git a/theories/logrel/F_mu_ref_conc/rules_binary.v b/theories/logrel/F_mu_ref_conc/rules_binary.v
index 0289c98cc7b136af07ebf062a9ad0a9571c7a81c..f37ca0bf5206c13e4fff4e3a9e013745e95c3d1d 100644
--- a/theories/logrel/F_mu_ref_conc/rules_binary.v
+++ b/theories/logrel/F_mu_ref_conc/rules_binary.v
@@ -48,6 +48,18 @@ Notation "l ↦ₛ{ q } v" := (heapS_mapsto l q v)
 Notation "l ↦ₛ v" := (heapS_mapsto l 1 v) (at level 20) : uPred_scope.
 Notation "j ⤇ e" := (tpool_mapsto j e) (at level 20) : uPred_scope.
 
+Ltac iAsimpl :=
+  repeat match goal with
+  | |- context [ (_ ⤇ ?e)%I ] => progress (
+    let e' := fresh in evar (e':expr);
+    assert (e = e') as ->; [asimpl; unfold e'; reflexivity|];
+    unfold e'; clear e')
+  | |- context [ WP ?e @ _ {{ _ }}%I ] => progress (
+    let e' := fresh in evar (e':expr);
+    assert (e = e') as ->; [asimpl; unfold e'; reflexivity|];
+    unfold e'; clear e')
+  end.
+
 Section conversions.
   Context `{cfgSG Σ}.
 
diff --git a/theories/logrel/F_mu_ref_conc/soundness_binary.v b/theories/logrel/F_mu_ref_conc/soundness_binary.v
index 471dd8ea52e51e5d325c8ec277cb27078075faef..70e50a65d7c0fa55ce318bb74cb63bb077cae6b6 100644
--- a/theories/logrel/F_mu_ref_conc/soundness_binary.v
+++ b/theories/logrel/F_mu_ref_conc/soundness_binary.v
@@ -31,7 +31,7 @@ Proof.
   { iApply (@logrel_binary.interp_env_nil Σ HeapΣ). }
   simpl.
   rewrite empty_env_subst empty_env_subst. iApply ("Hrel" $! 0 []).
-  { rewrite /tpool_mapsto. asimpl. by iFrame. }
+  { rewrite /tpool_mapsto. iAsimpl. by iFrame. }
   iModIntro. iIntros (v1); iDestruct 1 as (v2) "[Hj #Hinterp]".
   iInv specN as (tp σ) ">[Hown Hsteps]" "Hclose"; iDestruct "Hsteps" as %Hsteps'.
   rewrite /tpool_mapsto /=.