diff --git a/CHANGELOG.md b/CHANGELOG.md
index 615c9c7..8dc2b31 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
   `:rmdir`, `:archive` and the `copy-to` option.
 - Display messages from bottom to top with `reverse-msglist-order=true` in
   `aerc.conf`.
+- Display threads from bottom to top with `reverse-thread-order=true` in
+  `aerc.conf`.
 
 ### Fixed
 
diff --git a/config/aerc.conf b/config/aerc.conf
index 1650cf1..e290525 100644
--- a/config/aerc.conf
+++ b/config/aerc.conf
@@ -194,6 +194,14 @@ completion-popovers=true
 # Default: false
 #reverse-msglist-order = false
 
+# Reverse display of the mesage threads. Default order is the the intial
+# message is on the top with all the replies being displayed below. The
+# reverse option will put the initial message at the bottom with the
+# replies on top.
+#
+# Default: false
+#reverse-thread-order=false
+
 #[ui:account=foo]
 #
 # Enable a threaded view of messages. If this is not supported by the backend
diff --git a/config/config.go b/config/config.go
index 8eb4007..a15e1d5 100644
--- a/config/config.go
+++ b/config/config.go
@@ -79,7 +79,8 @@ type UIConfig struct {
 	BorderCharVertical   rune `ini:"-"`
 	BorderCharHorizontal rune `ini:"-"`
 
-	ReverseOrder bool `ini:"reverse-msglist-order"`
+	ReverseOrder       bool `ini:"reverse-msglist-order"`
+	ReverseThreadOrder bool `ini:"reverse-thread-order"`
 }
 
 type ContextType int
diff --git a/doc/aerc-config.5.scd b/doc/aerc-config.5.scd
index 76adaa0..94dfb59 100644
--- a/doc/aerc-config.5.scd
+++ b/doc/aerc-config.5.scd
@@ -335,6 +335,14 @@ These options are configured in the *[ui]* section of aerc.conf.
 
 	Default: false
 
+*reverse-thread-order*
+	Reverse display of the mesage threads. Default order is the the intial
+	message is on the top with all the replies being displayed below. The
+	reverse option will put the initial message at the bottom with the
+	replies on top.
+
+	Default: false
+
 *threading-enabled*
 	Enable a threaded view of messages. If this is not supported by the
 	backend (IMAP server or notmuch), threads will be built by the client.
diff --git a/lib/msgstore.go b/lib/msgstore.go
index d6ca26e..a22e196 100644
--- a/lib/msgstore.go
+++ b/lib/msgstore.go
@@ -39,9 +39,10 @@ type MessageStore struct {
 
 	sortCriteria []*types.SortCriterion
 
-	threadedView bool
-	buildThreads bool
-	builder      *ThreadBuilder
+	threadedView       bool
+	reverseThreadOrder bool
+	buildThreads       bool
+	builder            *ThreadBuilder
 
 	// Map of uids we've asked the worker to fetch
 	onUpdate       func(store *MessageStore) // TODO: multiple onUpdate handlers
@@ -74,7 +75,7 @@ func NewMessageStore(worker *types.Worker,
 	dirInfo *models.DirectoryInfo,
 	defaultSortCriteria []*types.SortCriterion,
 	thread bool, clientThreads bool, clientThreadsDelay time.Duration,
-	reverseOrder bool,
+	reverseOrder bool, reverseThreadOrder bool,
 	triggerNewEmail func(*models.MessageInfo),
 	triggerDirectoryChange func(),
 ) *MessageStore {
@@ -91,8 +92,9 @@ func NewMessageStore(worker *types.Worker,
 
 		bodyCallbacks: make(map[uint32][]func(*types.FullMessage)),
 
-		threadedView: thread,
-		buildThreads: clientThreads,
+		threadedView:       thread,
+		buildThreads:       clientThreads,
+		reverseThreadOrder: reverseThreadOrder,
 
 		filter:       []string{"filter"},
 		sortCriteria: defaultSortCriteria,
@@ -231,7 +233,7 @@ func (store *MessageStore) Update(msg types.WorkerMessage) {
 		newMap := make(map[uint32]*models.MessageInfo)
 
 		builder := NewThreadBuilder(store.iterFactory)
-		builder.RebuildUids(msg.Threads)
+		builder.RebuildUids(msg.Threads, store.reverseThreadOrder)
 		store.uids = builder.Uids()
 		store.threads = msg.Threads
 
@@ -364,6 +366,14 @@ func (store *MessageStore) update(threads bool) {
 	}
 }
 
+func (store *MessageStore) SetReverseThreadOrder(reverse bool) {
+	store.reverseThreadOrder = reverse
+}
+
+func (store *MessageStore) ReverseThreadOrder() bool {
+	return store.reverseThreadOrder
+}
+
 func (store *MessageStore) SetThreadedView(thread bool) {
 	store.threadedView = thread
 	if store.buildThreads {
@@ -424,7 +434,7 @@ func (store *MessageStore) runThreadBuilderNow() {
 		}
 	}
 	// build new threads
-	th := store.builder.Threads(store.uids)
+	th := store.builder.Threads(store.uids, store.reverseThreadOrder)
 
 	// save local threads to the message store variable and
 	// run callback if defined (callback should reposition cursor)
diff --git a/lib/threadbuilder.go b/lib/threadbuilder.go
index 75a8079..b160925 100644
--- a/lib/threadbuilder.go
+++ b/lib/threadbuilder.go
@@ -55,7 +55,7 @@ func (builder *ThreadBuilder) Update(msg *models.MessageInfo) {
 }
 
 // Threads returns a slice of threads for the given list of uids
-func (builder *ThreadBuilder) Threads(uids []uint32) []*types.Thread {
+func (builder *ThreadBuilder) Threads(uids []uint32, inverse bool) []*types.Thread {
 	builder.Lock()
 	defer builder.Unlock()
 
@@ -67,7 +67,7 @@ func (builder *ThreadBuilder) Threads(uids []uint32) []*types.Thread {
 	builder.sortThreads(threads, uids)
 
 	// rebuild uids from threads
-	builder.RebuildUids(threads)
+	builder.RebuildUids(threads, inverse)
 
 	elapsed := time.Since(start)
 	logging.Infof("%d threads created in %s", len(threads), elapsed)
@@ -155,15 +155,23 @@ func (builder *ThreadBuilder) sortThreads(threads []*types.Thread, orderedUids [
 }
 
 // RebuildUids rebuilds the uids from the given slice of threads
-func (builder *ThreadBuilder) RebuildUids(threads []*types.Thread) {
+func (builder *ThreadBuilder) RebuildUids(threads []*types.Thread, inverse bool) {
 	uids := make([]uint32, 0, len(threads))
 	iterT := builder.iterFactory.NewIterator(threads)
 	for iterT.Next() {
+		var threaduids []uint32
 		_ = iterT.Value().(*types.Thread).Walk(
 			func(t *types.Thread, level int, currentErr error) error {
-				uids = append(uids, t.Uid)
+				threaduids = append(threaduids, t.Uid)
 				return nil
 			})
+		if inverse {
+			for j := len(threaduids) - 1; j >= 0; j-- {
+				uids = append(uids, threaduids[j])
+			}
+		} else {
+			uids = append(uids, threaduids...)
+		}
 	}
 	result := make([]uint32, 0, len(uids))
 	iterU := builder.iterFactory.NewIterator(uids)
diff --git a/widgets/account.go b/widgets/account.go
index 1ad149f..9761c49 100644
--- a/widgets/account.go
+++ b/widgets/account.go
@@ -286,6 +286,7 @@ func (acct *AccountView) onMessage(msg types.WorkerMessage) {
 				acct.dirlist.UiConfig(name).ForceClientThreads,
 				acct.dirlist.UiConfig(name).ClientThreadsDelay,
 				acct.dirlist.UiConfig(name).ReverseOrder,
+				acct.dirlist.UiConfig(name).ReverseThreadOrder,
 				func(msg *models.MessageInfo) {
 					acct.conf.Triggers.ExecNewEmail(acct.acct,
 						acct.conf, msg)