diff --git a/chain/messagepool/messagepool.go b/chain/messagepool/messagepool.go
index 81a65dd06bc..50f64f903ab 100644
--- a/chain/messagepool/messagepool.go
+++ b/chain/messagepool/messagepool.go
@@ -448,12 +448,8 @@ func New(ctx context.Context, api Provider, ds dtypes.MetadataDS, us stmgr.Upgra
 	return mp, nil
 }
 
-func (mp *MessagePool) TryForEachPendingMessage(f func(cid.Cid) error) error {
-	// avoid deadlocks in splitstore compaction when something else needs to access the blockstore
-	// while holding the mpool lock
-	if !mp.lk.TryLock() {
-		return xerrors.Errorf("mpool TryForEachPendingMessage: could not acquire lock")
-	}
+func (mp *MessagePool) ForEachPendingMessage(f func(cid.Cid) error) error {
+	mp.lk.Lock()
 	defer mp.lk.Unlock()
 
 	for _, mset := range mp.pending {
diff --git a/node/modules/chain.go b/node/modules/chain.go
index c4f6d644e9c..f91defc43c3 100644
--- a/node/modules/chain.go
+++ b/node/modules/chain.go
@@ -70,7 +70,7 @@ func MessagePool(lc fx.Lifecycle, mctx helpers.MetricsCtx, us stmgr.UpgradeSched
 			return mp.Close()
 		},
 	})
-	protector.AddProtector(mp.TryForEachPendingMessage)
+	protector.AddProtector(mp.ForEachPendingMessage)
 	return mp, nil
 }