diff --git a/doc/export-player-data.html b/doc/export-player-data.html
index 4c04c34f..8845ac33 100644
--- a/doc/export-player-data.html
+++ b/doc/export-player-data.html
@@ -31,7 +31,7 @@
 		if ('serviceWorker' in navigator) {
 			navigator.serviceWorker.register('../service-worker.js', {scope: '../'})
 			.then(function(registration) {
-				console.log('service worker 注册成功',registration);
+				console.debug('service worker 注册成功',registration);
 			}).catch(function(error) {
 				console.error('servcie worker 注册失败',error);
 			});
diff --git a/doc/index.html b/doc/index.html
index 8d29bdd1..38bfebd8 100644
--- a/doc/index.html
+++ b/doc/index.html
@@ -24,7 +24,7 @@
 		if ('serviceWorker' in navigator) {
 			navigator.serviceWorker.register('../service-worker.js', {scope: '../'})
 			.then(function(registration) {
-				console.log('service worker 注册成功',registration);
+				console.debug('service worker 注册成功',registration);
 			}).catch(function(error) {
 				console.error('servcie worker 注册失败',error);
 			});
diff --git a/index.html b/index.html
index d4adb064..4eaa42ef 100644
--- a/index.html
+++ b/index.html
@@ -32,7 +32,7 @@
 	if ('serviceWorker' in navigator) {
 		navigator.serviceWorker.register('service-worker.js', {scope: './'})
 		.then(function(registration) {
-			console.log('service worker 注册成功',registration);
+			console.debug('service worker 注册成功',registration);
 		}).catch(function(error) {
 			console.error('servcie worker 注册失败',error);
 		});
diff --git a/script.js b/script.js
index 72d6eb9e..1655212d 100644
--- a/script.js
+++ b/script.js
@@ -31,7 +31,7 @@ if (location.search.includes('&')) {
 if ('serviceWorker' in navigator) {
 	navigator.serviceWorker.register('service-worker.js', {scope: './'})
 	.then(function(registration) {
-		console.log('service worker 注册成功',registration);
+		console.debug('service worker 注册成功',registration);
 	}).catch(function(error) {
 		console.error('servcie worker 注册失败',error);
 	});