diff --git a/.abf.yml b/.abf.yml
index cb4f35b..6044967 100644
--- a/.abf.yml
+++ b/.abf.yml
@@ -1,3 +1,4 @@
 sources:
   arti-arti-v1.3.0.tar.gz: 7af79ec287d784e87da0df0cbdb1d75856b602f9
   arti-arti-v1.3.1.tar.gz: deccb3e6604022d92528e7965f95c1e7eb98985a
+  arti-arti-v1.4.0.tar.gz: 643bbc10b4f2c18d3e4f4cf6e9dbd42a7c2b86e3
diff --git a/arti.spec b/arti.spec
index 0605440..9b13c99 100644
--- a/arti.spec
+++ b/arti.spec
@@ -1,9 +1,9 @@
 %define		debug %nil
 %define		debug_package %nil
-%define		rustver 1.82.0
+%define		rustver 1.83.0
 
 Name:		arti
-Version:	1.3.1
+Version:	1.4.0
 Release:	1
 Summary:	An implementation of Tor, in Rust
 URL:		https://gitlab.torproject.org/tpo/core/arti