diff --git a/CHANGELOG.md b/CHANGELOG.md
index cdd86004..9d9f130b 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 `release-plz@latest` to 0.3.139.
+
 ## [2.56.22] - 2025-07-24
 
 - Update `wasmtime@latest` to 35.0.0.
diff --git a/manifests/release-plz.json b/manifests/release-plz.json
index 5ec33699..718416c8 100644
--- a/manifests/release-plz.json
+++ b/manifests/release-plz.json
@@ -22,10 +22,36 @@
   },
   "license_markdown": "[MIT](https://github.com/release-plz/release-plz/blob/main/LICENSE-MIT) OR [Apache-2.0](https://github.com/release-plz/release-plz/blob/main/LICENSE-APACHE)",
   "latest": {
-    "version": "0.3.138"
+    "version": "0.3.139"
   },
   "0.3": {
-    "version": "0.3.138"
+    "version": "0.3.139"
+  },
+  "0.3.139": {
+    "x86_64_linux_musl": {
+      "etag": "0x8DDCA90D64458A5",
+      "checksum": "30b22405bf97103b9969c183a78b48af7be43ea5977b4ed1d35be893a3874b09"
+    },
+    "x86_64_macos": {
+      "etag": "0x8DDCA9136839113",
+      "checksum": "12151caf3c896eff92a89ebad275c0c057a26fc6fec0d42116338690b46ab91f"
+    },
+    "x86_64_windows": {
+      "etag": "0x8DDCA91729E305C",
+      "checksum": "34bb809d249c0a8ff35f58361a6dfaf06ec90dd592c17f757e96f81989542ad6"
+    },
+    "aarch64_linux_musl": {
+      "etag": "0x8DDCA90EE7CF818",
+      "checksum": "7864fab19ef24d66bce0a36f7ca2192cb3a97d6fb6e189d0f7b4458aa0d61b22"
+    },
+    "aarch64_macos": {
+      "etag": "0x8DDCA91C6CACD59",
+      "checksum": "32587494ddad8dd101a56559feabcc091384a22199c1c52c42a4d1c3f1399403"
+    },
+    "aarch64_windows": {
+      "etag": "0x8DDCA9165298DFA",
+      "checksum": "01cd1941558053b09287321c4540c799c8ca10acfde25a9d04a5442d8d6a61ff"
+    }
   },
   "0.3.138": {
     "x86_64_linux_musl": {