diff --git a/README.md b/README.md
index fe8d08c0..df6ec0bc 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ Please consult our [general guidelines](#general-guidelines).
 - Performance
   [benchmarks](https://github.com/poolifier/poolifier-web-worker/blob/master/benchmarks/README.md)
   ✔
-- Zero cost abstraction for multiple JS runtime support ✔
+- Multiple JS runtime support at zero cost abstraction ✔
 - No runtime dependencies ✔
 - Support for ESM and TypeScript ✔
 - Support for
diff --git a/src/pools/selection-strategies/selection-strategies-utils.ts b/src/pools/selection-strategies/selection-strategies-utils.ts
index 5c16e6ed..b8fdb7b1 100644
--- a/src/pools/selection-strategies/selection-strategies-utils.ts
+++ b/src/pools/selection-strategies/selection-strategies-utils.ts
@@ -1,8 +1,4 @@
-import {
-  availableParallelism,
-  runtime,
-  unsupportedJsRuntime,
-} from '../../utils.ts'
+import { availableParallelism, runtime } from '../../utils.ts'
 import type { IPool } from '../pool.ts'
 import type { IWorker } from '../worker.ts'
 import { FairShareWorkerChoiceStrategy } from './fair-share-worker-choice-strategy.ts'
@@ -67,7 +63,6 @@ const cpusCycleTimeWeight = (cpus: { speed: number }[]): number => {
 const computedDefaultWorkerWeight: number =
   await (async (): Promise<number> => {
     return await {
-      unknown: unsupportedJsRuntime,
       browser: () => {
         const estCpuSpeed = estimatedCpuSpeed()
         return cpusCycleTimeWeight(
diff --git a/src/utils.ts b/src/utils.ts
index 7acdf020..d2b27f1f 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -258,15 +258,6 @@ const isDeno: boolean = !!(globalThis as any).Deno
 // deno-lint-ignore no-explicit-any
 const isBrowser: boolean = !!(globalThis as any).navigator
 
-/**
- * Throws an error indicating that the current JavaScript runtime environment is unsupported.
- *
- * @internal
- */
-export const unsupportedJsRuntime = () => {
-  throw new Error('Unsupported JavaScript runtime environment')
-}
-
 /**
  * JavaScript runtime environments enumeration.
  *
@@ -279,22 +270,21 @@ export enum JavaScriptRuntimes {
 }
 
 /**
- * JavaScript runtime environments.
+ * JavaScript runtime environment.
  *
  * @internal
  */
-export const runtime: JavaScriptRuntimes | 'unknown' = (() => {
+export const runtime: JavaScriptRuntimes = (() => {
   if (isBun) return JavaScriptRuntimes.bun
   if (isDeno) return JavaScriptRuntimes.deno
   if (isBrowser) return JavaScriptRuntimes.browser
-  return 'unknown'
+  throw new Error('Unsupported JavaScript runtime environment')
 })()
 
 const isMainThread: boolean | undefined = await (async (): Promise<
   boolean | undefined
 > => {
   return await {
-    unknown: unsupportedJsRuntime,
     browser: () => undefined,
     deno: () => undefined,
     bun: async () => {
@@ -312,7 +302,6 @@ const isMainThread: boolean | undefined = await (async (): Promise<
  */
 export const environment: string = await (async (): Promise<string> => {
   return await {
-    unknown: unsupportedJsRuntime,
     browser: () => 'production',
     deno: () => {
       // deno-lint-ignore ban-ts-comment