diff --git a/tools/state.json b/tools/state.json
index 0cc7f64..d7abb55 100644
--- a/tools/state.json
+++ b/tools/state.json
@@ -1,5 +1,5 @@
 {
   "nix_installer_action_revision": "999d616271516551cacca0c8b34a02e94d4f79e8",
-  "determinate_nix_tag": "v3.6.2",
+  "determinate_nix_tag": "v3.6.5",
   "checkout_action_tag": "v4.2.2"
 }