diff --git a/CHANGELOG.md b/CHANGELOG.md
index c3446bce..a3864881 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
+- Update `zizmor@latest` to 1.23.1.
+
 - Update `tombi@latest` to 0.9.4.
 
 - Update `cargo-semver-checks@latest` to 0.47.0.
diff --git a/manifests/zizmor.json b/manifests/zizmor.json
index 3f06531a..1f614100 100644
--- a/manifests/zizmor.json
+++ b/manifests/zizmor.json
@@ -19,13 +19,35 @@
   },
   "license_markdown": "[MIT](https://github.com/zizmorcore/zizmor/blob/main/LICENSE)",
   "latest": {
-    "version": "1.23.0"
+    "version": "1.23.1"
   },
   "1": {
-    "version": "1.23.0"
+    "version": "1.23.1"
   },
   "1.23": {
-    "version": "1.23.0"
+    "version": "1.23.1"
+  },
+  "1.23.1": {
+    "x86_64_linux_gnu": {
+      "etag": "0x8DE7D33CBBC35A2",
+      "checksum": "67a8df0a14352dd81882e14876653d097b99b0f4f6b6fe798edc0320cff27aff"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DE7D33CBBCAA50",
+      "checksum": "89d5ed42081dd9d0433a10b7545fac42b35f1f030885c278b9712b32c66f2597"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DE7D33CBB49D08",
+      "checksum": "33c2293ff02834720dd7cd8b47348aafb2e95a19bdc993c0ecaca9c804ade92a"
+    },
+    "aarch64_linux_gnu": {
+      "etag": "0x8DE7D33CBAEFE16",
+      "checksum": "3725d7cd7102e4d70827186389f7d5930b6878232930d0a3eb058d7e5b47e658"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DE7D33CBC38073",
+      "checksum": "2632561b974c69f952258c1ab4b7432d5c7f92e555704155c3ac28a2910bd717"
+    }
   },
   "1.23.0": {
     "x86_64_linux_gnu": {