diff --git a/.bun-version b/.bun-version
index 88c5fb8..347f583 100644
--- a/.bun-version
+++ b/.bun-version
@@ -1 +1 @@
-1.4.0
+1.4.1
diff --git a/README.md b/README.md
index 3818c71..6d78e8d 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ A custom [Bun](https://bun.sh) runtime for AWS Lambda with CDK constructs for ea
 > [!NOTE]
 > **v3 is ESM-only and no longer published as a jsii package.** Polyglot CDK support (Python, Java, .NET) has been removed — there were zero consumers. If you need the layer without CDK, the zip is available as a GitHub Release asset. See [ADR: Drop jsii](docs/adr-drop-jsii.md) for the full rationale.
 
-Current bun version: [1.4.0](https://bun.sh/blog/bun-v1.4.0)
+Current bun version: [1.4.1](https://bun.sh/blog/bun-v1.4.1)
 
 ## Installation
 
diff --git a/src/index.ts b/src/index.ts
index a1987ae..032ab34 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -7,7 +7,7 @@ import type { LayerVersionProps } from "aws-cdk-lib/aws-lambda";
 import { LogGroup, RetentionDays } from "aws-cdk-lib/aws-logs";
 import type { Construct } from "constructs";
 
-const bunVersion = "1.4.0";
+const bunVersion = "1.4.1";
 
 export interface BunFunctionProps extends Omit<
   FunctionProps,