diff --git a/.changeset/dirty-chicken-decide.md b/.changeset/dirty-chicken-decide.md
new file mode 100644
index 00000000000..1bbcaa3812a
--- /dev/null
+++ b/.changeset/dirty-chicken-decide.md
@@ -0,0 +1,5 @@
+---
+"@breadboard-ai/bbrt": minor
+---
+
+Many recent changes
diff --git a/package-lock.json b/package-lock.json
index 02d9155eb79..bb9b582e77b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21932,10 +21932,9 @@
       "license": "Apache-2.0"
     },
     "node_modules/signal-utils": {
-      "version": "0.20.0",
-      "resolved": "https://registry.npmjs.org/signal-utils/-/signal-utils-0.20.0.tgz",
-      "integrity": "sha512-EH1pz4/hfwHOKX5Zdgo62RONuo0pHBWN0zxlBiQHmC1W2CffwNZdcNTvFcBT3QZppdfjx2MSmGYJWvCuLUN8FQ==",
-      "license": "MIT",
+      "version": "0.21.0",
+      "resolved": "https://registry.npmjs.org/signal-utils/-/signal-utils-0.21.0.tgz",
+      "integrity": "sha512-YG60nBvF+jiEGfg6KqM6YeiB6jGibmJXu1xEByTCr8hd5uASf3xbEats5f0VJKOq8iFKK8U+CK5HCOc6+F2HXQ==",
       "peerDependencies": {
         "signal-polyfill": "^0.2.0"
       }
@@ -25481,7 +25480,7 @@
         "micromark": "^4.0.1",
         "micromark-extension-gfm": "^3.0.0",
         "signal-polyfill": "^0.2.1",
-        "signal-utils": "^0.20.0"
+        "signal-utils": "^0.21.0"
       },
       "devDependencies": {
         "@types/node": "^22.0.0",
diff --git a/packages/bbrt/package.json b/packages/bbrt/package.json
index 6fd86a0bbb9..2a4e8cb9ac6 100644
--- a/packages/bbrt/package.json
+++ b/packages/bbrt/package.json
@@ -139,7 +139,7 @@
     "micromark": "^4.0.1",
     "micromark-extension-gfm": "^3.0.0",
     "signal-polyfill": "^0.2.1",
-    "signal-utils": "^0.20.0"
+    "signal-utils": "^0.21.0"
   },
   "devDependencies": {
     "@types/node": "^22.0.0",