diff --git a/src/lib/BufferedDuplex.ts b/src/lib/BufferedDuplex.ts
index 520f9142f..99af4bb37 100644
--- a/src/lib/BufferedDuplex.ts
+++ b/src/lib/BufferedDuplex.ts
@@ -1,4 +1,5 @@
 import { Duplex, Transform } from 'readable-stream'
+import { Buffer } from 'buffer'
 import { IClientOptions } from './client'
 
 /**
diff --git a/src/lib/get-timer.ts b/src/lib/get-timer.ts
index d1d927ed1..1ae216a7a 100644
--- a/src/lib/get-timer.ts
+++ b/src/lib/get-timer.ts
@@ -1,4 +1,4 @@
-import isBrowser, { isWebWorker } from './is-browser'
+import isBrowser, { isWebWorker, isReactNativeBrowser } from './is-browser'
 import { clearTimeout as clearT, setTimeout as setT } from 'worker-timers'
 import type { TimerVariant } from './shared'
 
@@ -30,7 +30,9 @@ const getTimer = (variant: TimerVariant): Timer => {
 		}
 		case 'auto':
 		default: {
-			return isBrowser && !isWebWorker ? workerTimer : nativeTimer
+			return isBrowser && !isWebWorker && !isReactNativeBrowser
+				? workerTimer
+				: nativeTimer
 		}
 	}
 }
diff --git a/src/lib/is-browser.ts b/src/lib/is-browser.ts
index 2c11dac91..02134ab8f 100644
--- a/src/lib/is-browser.ts
+++ b/src/lib/is-browser.ts
@@ -17,4 +17,6 @@ const isBrowser =
 
 export const isWebWorker = isWebWorkerEnv()
 
+export const isReactNativeBrowser = isReactNativeEnv()
+
 export default isBrowser
diff --git a/src/lib/shared.ts b/src/lib/shared.ts
index bdbee8c43..1fb16c7b5 100644
--- a/src/lib/shared.ts
+++ b/src/lib/shared.ts
@@ -76,8 +76,9 @@ export function applyMixin(
 		}
 	}
 }
-export const nextTick = process
-	? process.nextTick
-	: (callback: () => void) => {
-			setTimeout(callback, 0)
-	  }
+export const nextTick =
+	typeof process?.nextTick === 'function'
+		? process.nextTick
+		: (callback: () => void) => {
+				setTimeout(callback, 0)
+		  }