diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9f80baae..5f5770f6 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 `just@latest` to 1.43.0.
+
 ## [2.62.10] - 2025-09-27
 
 - Update `mise@latest` to 2025.9.20.
diff --git a/manifests/just.json b/manifests/just.json
index 2986ff0f..6f7c6b4b 100644
--- a/manifests/just.json
+++ b/manifests/just.json
@@ -22,10 +22,39 @@
   },
   "license_markdown": "[CC0-1.0](https://github.com/casey/just/blob/master/LICENSE)",
   "latest": {
-    "version": "1.42.4"
+    "version": "1.43.0"
   },
   "1": {
-    "version": "1.42.4"
+    "version": "1.43.0"
+  },
+  "1.43": {
+    "version": "1.43.0"
+  },
+  "1.43.0": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DDFE0A711D1DB8",
+      "checksum": "a1bc93654f31669fd964ea3011a5e5e9676b9b6f8adcd762606e5140632ea72d"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DDFE0A6FA8E955",
+      "checksum": "687f66a6bd4d7d946ef5ff1e3efebb3d39dadad151a8c6b1de884cc93adc06a5"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DDFE0AA4101413",
+      "checksum": "04be7b6d7f8419288ce75532f1962cee1756992e494e6c8063bb3ab8db21b52c"
+    },
+    "aarch64_linux_musl": {
+      "etag": "0x8DDFE0A80007E5B",
+      "checksum": "4fcd8310081c32742eb984b1fdd0eee2e5d4d0f1be9629318012d42606ec9b3e"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DDFE0A64202FB2",
+      "checksum": "bb0d35f6ca04709b798a19217693c16f4086170c580cc3b5c2531ad2794d2e32"
+    },
+    "aarch64_windows": {
+      "etag": "0x8DDFE0AB4C9CBAC",
+      "checksum": "4abcc7ac09473f01b6837738e6bb4c3cdc167d6ebfa6c2cfd8b5656aa1b03d6c"
+    }
   },
   "1.42": {
     "version": "1.42.4"