diff --git a/baseimages/Dockerfile.swift b/baseimages/Dockerfile.swift
index 554ae21cb..285df98cd 100644
--- a/baseimages/Dockerfile.swift
+++ b/baseimages/Dockerfile.swift
@@ -1,3 +1,3 @@
-FROM swift:6.3.3-bookworm@sha256:898740786e43c4402fc1cc7ac51824dc675a14e1a3353b64e23c02ea7d85ed1d
+FROM swift:6.4.0-bookworm@sha256:4f4120422396f62788ef459c75fe1a47f8746471c224fdc2a7dd8dd2e07f7efd
 
 CMD echo this is a dummy file used to automate dependency upgrades for plugins