diff --git a/libs/@blockprotocol/type-system/typescript/package.json b/libs/@blockprotocol/type-system/typescript/package.json
index a5d5ffd3cc0..d9d9db8afb4 100644
--- a/libs/@blockprotocol/type-system/typescript/package.json
+++ b/libs/@blockprotocol/type-system/typescript/package.json
@@ -65,7 +65,7 @@
     "eslint": "9.17.0",
     "react": "19.0.0",
     "rimraf": "6.0.1",
-    "rollup": "4.29.1",
+    "rollup": "4.29.2",
     "tslib": "2.8.1",
     "typescript": "5.7.2",
     "vite-plugin-wasm-pack": "0.1.12",
diff --git a/tests/hash-backend-load/package.json b/tests/hash-backend-load/package.json
index db03d0ff666..d4c63550dc1 100644
--- a/tests/hash-backend-load/package.json
+++ b/tests/hash-backend-load/package.json
@@ -57,7 +57,7 @@
     "@types/dotenv-flow": "3.3.3",
     "eslint": "9.17.0",
     "rimraf": "6.0.1",
-    "rollup": "4.29.1",
+    "rollup": "4.29.2",
     "typescript": "5.7.2"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 2fd152978df..92045c10a86 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4631,7 +4631,7 @@ __metadata:
     eslint: "npm:9.17.0"
     react: "npm:19.0.0"
     rimraf: "npm:6.0.1"
-    rollup: "npm:4.29.1"
+    rollup: "npm:4.29.2"
     tslib: "npm:2.8.1"
     typescript: "npm:5.7.2"
     vite-plugin-wasm-pack: "npm:0.1.12"
@@ -12921,135 +12921,135 @@ __metadata:
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-  resolution: "@rollup/rollup-android-arm-eabi@npm:4.29.1"
+"@rollup/rollup-android-arm-eabi@npm:4.29.2":
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+  resolution: "@rollup/rollup-android-arm-eabi@npm:4.29.2"
   conditions: os=android & cpu=arm
   languageName: node
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-"@rollup/rollup-android-arm64@npm:4.29.1":
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-  resolution: "@rollup/rollup-android-arm64@npm:4.29.1"
+"@rollup/rollup-android-arm64@npm:4.29.2":
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+  resolution: "@rollup/rollup-android-arm64@npm:4.29.2"
   conditions: os=android & cpu=arm64
   languageName: node
   linkType: hard
 
-"@rollup/rollup-darwin-arm64@npm:4.29.1":
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-  resolution: "@rollup/rollup-darwin-arm64@npm:4.29.1"
+"@rollup/rollup-darwin-arm64@npm:4.29.2":
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+  resolution: "@rollup/rollup-darwin-arm64@npm:4.29.2"
   conditions: os=darwin & cpu=arm64
   languageName: node
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-"@rollup/rollup-darwin-x64@npm:4.29.1":
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-  resolution: "@rollup/rollup-darwin-x64@npm:4.29.1"
+"@rollup/rollup-darwin-x64@npm:4.29.2":
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+  resolution: "@rollup/rollup-darwin-x64@npm:4.29.2"
   conditions: os=darwin & cpu=x64
   languageName: node
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-"@rollup/rollup-freebsd-arm64@npm:4.29.1":
-  version: 4.29.1
-  resolution: "@rollup/rollup-freebsd-arm64@npm:4.29.1"
+"@rollup/rollup-freebsd-arm64@npm:4.29.2":
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+  resolution: "@rollup/rollup-freebsd-arm64@npm:4.29.2"
   conditions: os=freebsd & cpu=arm64
   languageName: node
   linkType: hard
 
-"@rollup/rollup-freebsd-x64@npm:4.29.1":
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-  resolution: "@rollup/rollup-freebsd-x64@npm:4.29.1"
+"@rollup/rollup-freebsd-x64@npm:4.29.2":
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   conditions: os=freebsd & cpu=x64
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-  resolution: "@rollup/rollup-linux-arm-gnueabihf@npm:4.29.1"
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+  resolution: "@rollup/rollup-linux-arm-gnueabihf@npm:4.29.2"
   conditions: os=linux & cpu=arm & libc=glibc
   languageName: node
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-  resolution: "@rollup/rollup-linux-arm-musleabihf@npm:4.29.1"
+"@rollup/rollup-linux-arm-musleabihf@npm:4.29.2":
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+  resolution: "@rollup/rollup-linux-arm-musleabihf@npm:4.29.2"
   conditions: os=linux & cpu=arm & libc=musl
   languageName: node
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-  resolution: "@rollup/rollup-linux-arm64-gnu@npm:4.29.1"
+"@rollup/rollup-linux-arm64-gnu@npm:4.29.2":
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   conditions: os=linux & cpu=arm64 & libc=glibc
   languageName: node
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-  resolution: "@rollup/rollup-linux-arm64-musl@npm:4.29.1"
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   conditions: os=linux & cpu=arm64 & libc=musl
   languageName: node
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-  resolution: "@rollup/rollup-linux-loongarch64-gnu@npm:4.29.1"
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   conditions: os=linux & cpu=loong64 & libc=glibc
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+  resolution: "@rollup/rollup-linux-s390x-gnu@npm:4.29.2"
   conditions: os=linux & cpu=s390x & libc=glibc
   languageName: node
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-  resolution: "@rollup/rollup-linux-x64-gnu@npm:4.29.1"
+"@rollup/rollup-linux-x64-gnu@npm:4.29.2":
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+  resolution: "@rollup/rollup-linux-x64-gnu@npm:4.29.2"
   conditions: os=linux & cpu=x64 & libc=glibc
   languageName: node
   linkType: hard
 
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-  resolution: "@rollup/rollup-linux-x64-musl@npm:4.29.1"
+"@rollup/rollup-linux-x64-musl@npm:4.29.2":
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+  resolution: "@rollup/rollup-linux-x64-musl@npm:4.29.2"
   conditions: os=linux & cpu=x64 & libc=musl
   languageName: node
   linkType: hard
 
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-  resolution: "@rollup/rollup-win32-arm64-msvc@npm:4.29.1"
+"@rollup/rollup-win32-arm64-msvc@npm:4.29.2":
+  version: 4.29.2
+  resolution: "@rollup/rollup-win32-arm64-msvc@npm:4.29.2"
   conditions: os=win32 & cpu=arm64
   languageName: node
   linkType: hard
 
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-  resolution: "@rollup/rollup-win32-ia32-msvc@npm:4.29.1"
+"@rollup/rollup-win32-ia32-msvc@npm:4.29.2":
+  version: 4.29.2
+  resolution: "@rollup/rollup-win32-ia32-msvc@npm:4.29.2"
   conditions: os=win32 & cpu=ia32
   languageName: node
   linkType: hard
 
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-  resolution: "@rollup/rollup-win32-x64-msvc@npm:4.29.1"
+"@rollup/rollup-win32-x64-msvc@npm:4.29.2":
+  version: 4.29.2
+  resolution: "@rollup/rollup-win32-x64-msvc@npm:4.29.2"
   conditions: os=win32 & cpu=x64
   languageName: node
   linkType: hard
@@ -16833,7 +16833,7 @@ __metadata:
     dotenv-flow: "npm:3.3.0"
     eslint: "npm:9.17.0"
     rimraf: "npm:6.0.1"
-    rollup: "npm:4.29.1"
+    rollup: "npm:4.29.2"
     typescript: "npm:5.7.2"
     uuid: "npm:11.0.3"
   languageName: unknown
@@ -42463,29 +42463,29 @@ __metadata:
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-    "@rollup/rollup-freebsd-arm64": "npm:4.29.1"
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-    "@rollup/rollup-win32-arm64-msvc": "npm:4.29.1"
-    "@rollup/rollup-win32-ia32-msvc": "npm:4.29.1"
-    "@rollup/rollup-win32-x64-msvc": "npm:4.29.1"
+"rollup@npm:4.29.2, rollup@npm:^4.20.0":
+  version: 4.29.2
+  resolution: "rollup@npm:4.29.2"
+  dependencies:
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+    "@rollup/rollup-android-arm64": "npm:4.29.2"
+    "@rollup/rollup-darwin-arm64": "npm:4.29.2"
+    "@rollup/rollup-darwin-x64": "npm:4.29.2"
+    "@rollup/rollup-freebsd-arm64": "npm:4.29.2"
+    "@rollup/rollup-freebsd-x64": "npm:4.29.2"
+    "@rollup/rollup-linux-arm-gnueabihf": "npm:4.29.2"
+    "@rollup/rollup-linux-arm-musleabihf": "npm:4.29.2"
+    "@rollup/rollup-linux-arm64-gnu": "npm:4.29.2"
+    "@rollup/rollup-linux-arm64-musl": "npm:4.29.2"
+    "@rollup/rollup-linux-loongarch64-gnu": "npm:4.29.2"
+    "@rollup/rollup-linux-powerpc64le-gnu": "npm:4.29.2"
+    "@rollup/rollup-linux-riscv64-gnu": "npm:4.29.2"
+    "@rollup/rollup-linux-s390x-gnu": "npm:4.29.2"
+    "@rollup/rollup-linux-x64-gnu": "npm:4.29.2"
+    "@rollup/rollup-linux-x64-musl": "npm:4.29.2"
+    "@rollup/rollup-win32-arm64-msvc": "npm:4.29.2"
+    "@rollup/rollup-win32-ia32-msvc": "npm:4.29.2"
+    "@rollup/rollup-win32-x64-msvc": "npm:4.29.2"
     "@types/estree": "npm:1.0.6"
     fsevents: "npm:~2.3.2"
   dependenciesMeta:
@@ -42531,7 +42531,7 @@ __metadata:
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     rollup: dist/bin/rollup
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