diff --git a/src/__tests__/channel.spec.ts b/src/__tests__/channel.spec.ts
index 564c2a0..7bcab66 100644
--- a/src/__tests__/channel.spec.ts
+++ b/src/__tests__/channel.spec.ts
@@ -100,7 +100,6 @@ describe('haveSameStructure', () => {
       },
     }
     expect(haveSameStructure(apiHandlers, channelMap)).toBeTruthy()
-    console.log()
   })
 
   it('fail', () => {
diff --git a/src/__tests__/logger.spec.ts b/src/__tests__/logger.spec.ts
new file mode 100644
index 0000000..c24c959
--- /dev/null
+++ b/src/__tests__/logger.spec.ts
@@ -0,0 +1,75 @@
+import {
+  AbstractLogger,
+  DefaultLogger,
+  LOG_LEVEL,
+  mainLogger,
+  preloadLogger,
+  initialiseMain,
+  initialisePreload,
+} from '../utils/logger'
+
+import type { LogLevel } from '../utils/logger'
+
+describe.each([
+  ['main', initialiseMain],
+  ['preload', initialisePreload],
+])('Logger (%s)', (procName: string, initialise) => {
+  const getLogger = (procName) => {
+    switch (procName) {
+      case 'main':
+        return mainLogger
+
+      case 'preload':
+        return preloadLogger
+    }
+  }
+  describe('DefaultLogger', () => {
+    const errorSpy = vi.spyOn(console, 'error')
+    const debugSpy = vi.spyOn(console, 'debug')
+    const logSpy = vi.spyOn(console, 'log')
+
+    beforeEach(() => {
+      errorSpy.mockReset()
+      debugSpy.mockReset()
+      logSpy.mockReset()
+    })
+
+    it('disable', () => {
+      initialise({ logger: {} })
+      getLogger(procName).info('TEST')
+      expect(logSpy).not.toHaveBeenCalled()
+      expect(debugSpy).not.toHaveBeenCalled()
+    })
+
+    it.each([
+      ['info', logSpy],
+      ['warn', logSpy],
+      ['error', errorSpy],
+      ['verbose', debugSpy],
+      ['debug', debugSpy],
+      ['silly', debugSpy],
+    ])('Assert output the log at each log lebel (%s)', (logLevel, spy) => {
+      initialise({ logger: { [procName]: new DefaultLogger() } })
+      getLogger(procName)[logLevel]('TEST')
+      expect(spy).toHaveBeenCalled()
+    })
+  })
+
+  describe('Assert output the log at each log level', () => {
+    const logMock = vi.fn()
+    class Logger extends AbstractLogger {
+      protected writeLog(level: LogLevel, message: string): void {
+        logMock(level, message)
+      }
+    }
+    beforeEach(() => {
+      logMock.mockReset()
+      initialise({ logger: { [procName]: new Logger() } })
+    })
+
+    it.each([...Object.keys(LOG_LEVEL)])('logger test (%s)', (logLevel) => {
+      getLogger(procName)[logLevel]('TEST')
+      expect(logMock).toHaveBeenCalled()
+    })
+  })
+})
diff --git a/src/main.ts b/src/main.ts
index 5db3018..1b07690 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,7 +1,7 @@
 import { ipcMain } from 'electron'
 
 import { API_CHANNEL_MAP, getApiChannelMap, MODE } from './channel'
-import { AbstractLogger, initialise, mainLogger } from './utils/logger'
+import { AbstractLogger, initialiseMain as initialise, mainLogger } from './utils/logger'
 
 import type { BrowserWindow } from 'electron'
 import type {
diff --git a/src/preload.ts b/src/preload.ts
index 357d14d..d39a7f5 100644
--- a/src/preload.ts
+++ b/src/preload.ts
@@ -1,7 +1,7 @@
 import { ipcRenderer } from 'electron'
 
 import { API_CHANNEL_MAP, MODE } from './channel'
-import { AbstractLogger, initialise, preloadLogger } from './utils/logger'
+import { AbstractLogger, initialisePreload as initialise, preloadLogger } from './utils/logger'
 
 import type { IpcMainInvokeEvent, IpcRendererEvent } from 'electron'
 import type { ApiHandler, IpcBridgeApiImplementation, ApiMode } from './channel'
diff --git a/src/types/index.d.ts b/src/types/index.d.ts
index d05f6a4..a81da79 100644
--- a/src/types/index.d.ts
+++ b/src/types/index.d.ts
@@ -1,7 +1,7 @@
 import type { IpcContextBridgeApi } from '../preload'
 import type { IpcBridgeApiEmitterTypeGenerator } from '../main'
 import type { IpcBridgeApiImplementation } from '../channel'
-import type { Option, LogLevel, Logger } from '../utils/logger'
+import type { MainOption, PreloadOption, LogLevel, Logger } from '../utils/logger'
 
 /**
  * Type generator for api that will be exposed to renderer process
@@ -34,8 +34,9 @@ export function getApiInvoker<
   T extends IpcContextBridgeApi<IpcBridgeApiImplementation>,
 >(): Promise<T>
 
-export function initialise(option: Option): void
-export type { Option, LogLevel } from '../utils/logger'
+export type { MainOption, PreloadOption, LogLevel } from '../utils/logger'
+export function initialise(option: MainOption): void
+export function initialise(option: PreloadOption): void
 
 export abstract class AbstractLogger implements Logger {
   info(message: string): void
diff --git a/src/utils/logger.ts b/src/utils/logger.ts
index 29f1964..550ecf4 100644
--- a/src/utils/logger.ts
+++ b/src/utils/logger.ts
@@ -82,20 +82,28 @@ class DefaultLogger extends AbstractLogger {
 let mainLogger: Logger = new DefaultLogger()
 let preloadLogger: Logger = new DefaultLogger()
 
-type Option = {
+type MainOption = {
   logger?: {
     main?: Logger
+  }
+}
+type PreloadOption = {
+  logger?: {
     preload?: Logger
   }
 }
 
-const initialise = (option: Option = {}) => {
+const initialiseMain = (option: MainOption = {}) => {
   if (option.logger) {
     if (option.logger.main) {
       mainLogger = option.logger.main
     } else {
       mainLogger = new DefaultLogger({ isEnabled: false })
     }
+  }
+}
+const initialisePreload = (option: PreloadOption = {}) => {
+  if (option.logger) {
     if (option.logger.preload) {
       preloadLogger = option.logger.preload
     } else {
@@ -103,14 +111,15 @@ const initialise = (option: Option = {}) => {
     }
   }
 }
-
 export {
   Logger,
   AbstractLogger,
   DefaultLogger,
-  Option,
+  MainOption,
+  PreloadOption,
   LOG_LEVEL,
-  initialise,
+  initialiseMain,
+  initialisePreload,
   mainLogger,
   preloadLogger,
 }