diff --git a/ci/amd64/debian/joininbox-amd64-debian.json b/ci/amd64/debian/joininbox-amd64-debian.json
index 817f324..718117e 100644
--- a/ci/amd64/debian/joininbox-amd64-debian.json
+++ b/ci/amd64/debian/joininbox-amd64-debian.json
@@ -1,7 +1,7 @@
 {
   "variables": {
-    "iso_name": "debian-12.2.0-amd64-netinst.iso",
-    "iso_checksum": "23ab444503069d9ef681e3028016250289a33cc7bab079259b73100daee0af66",
+    "iso_name": "debian-12.4.0-amd64-netinst.iso",
+    "iso_checksum": "64d727dd5785ae5fcfd3ae8ffbede5f40cca96f1580aaa2820e8b99dae989d94",
     "box_basename": "debian",
     "build_directory": "../builds",
     "headless": "false",