diff --git a/templates/chisel/flake.lock b/templates/chisel/flake.lock
index a400313..778e1af 100644
--- a/templates/chisel/flake.lock
+++ b/templates/chisel/flake.lock
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1727348695,
-        "narHash": "sha256-J+PeFKSDV+pHL7ukkfpVzCOO7mBSrrpJ3svwBFABbhI=",
+        "lastModified": 1727634051,
+        "narHash": "sha256-S5kVU7U82LfpEukbn/ihcyNt2+EvG7Z5unsKW9H/yFA=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "1925c603f17fc89f4c8f6bf6f631a802ad85d784",
+        "rev": "06cf0e1da4208d3766d898b7fdab6513366d45b9",
         "type": "github"
       },
       "original": {
diff --git a/templates/chisel/nix/pkgs/dependencies/_sources/generated.json b/templates/chisel/nix/pkgs/dependencies/_sources/generated.json
index 1be0410..3ec0cbe 100644
--- a/templates/chisel/nix/pkgs/dependencies/_sources/generated.json
+++ b/templates/chisel/nix/pkgs/dependencies/_sources/generated.json
@@ -1,7 +1,7 @@
 {
     "chisel": {
         "cargoLocks": null,
-        "date": "2024-09-27",
+        "date": "2024-09-30",
         "extract": null,
         "name": "chisel",
         "passthru": null,
@@ -13,10 +13,10 @@
             "name": null,
             "owner": "chipsalliance",
             "repo": "chisel",
-            "rev": "e7178e57aeefb77b6a991d6d8804547c6136ad26",
-            "sha256": "sha256-mClcIrG+bpNZX8etS5FieQ4/0IjnXEHVGJk7oeAacag=",
+            "rev": "b5cf7b064a8435f7e0694437d08184981e7170a2",
+            "sha256": "sha256-E2QjBmWnNlQJpJXp+FIhvDpBdqrPdTlTXyu2uIL6gy4=",
             "type": "github"
         },
-        "version": "e7178e57aeefb77b6a991d6d8804547c6136ad26"
+        "version": "b5cf7b064a8435f7e0694437d08184981e7170a2"
     }
 }
\ No newline at end of file
diff --git a/templates/chisel/nix/pkgs/dependencies/_sources/generated.nix b/templates/chisel/nix/pkgs/dependencies/_sources/generated.nix
index c5e690c..b058c68 100644
--- a/templates/chisel/nix/pkgs/dependencies/_sources/generated.nix
+++ b/templates/chisel/nix/pkgs/dependencies/_sources/generated.nix
@@ -3,14 +3,14 @@
 {
   chisel = {
     pname = "chisel";
-    version = "e7178e57aeefb77b6a991d6d8804547c6136ad26";
+    version = "b5cf7b064a8435f7e0694437d08184981e7170a2";
     src = fetchFromGitHub {
       owner = "chipsalliance";
       repo = "chisel";
-      rev = "e7178e57aeefb77b6a991d6d8804547c6136ad26";
+      rev = "b5cf7b064a8435f7e0694437d08184981e7170a2";
       fetchSubmodules = false;
-      sha256 = "sha256-mClcIrG+bpNZX8etS5FieQ4/0IjnXEHVGJk7oeAacag=";
+      sha256 = "sha256-E2QjBmWnNlQJpJXp+FIhvDpBdqrPdTlTXyu2uIL6gy4=";
     };
-    date = "2024-09-27";
+    date = "2024-09-30";
   };
 }