diff --git a/src/web/client/card_matching.html b/src/web/client/card_matching.html
index ebe9747..9e7f36a 100644
--- a/src/web/client/card_matching.html
+++ b/src/web/client/card_matching.html
@@ -68,7 +68,7 @@
 		<script src="../../game/mouse/card_matching/dude_card.js"></script>
 		<script src="../../game/mouse/card_matching/plus_score.js"></script>
 
-		<script src="../../game/mouse/card_matching/game.js"></script>
+		<script src="../../game/mouse/card_matching/game.js?update=190916"></script>
 		<script src="../../game/mouse/card_matching/main.js"></script>
 
 
diff --git a/src/web/client/dodge.html b/src/web/client/dodge.html
index 02a59b9..2759548 100644
--- a/src/web/client/dodge.html
+++ b/src/web/client/dodge.html
@@ -65,7 +65,7 @@
 		<script src="../../game/mouse/dodge/spaceship.js"></script>
 		<script src="../../game/mouse/dodge/missile.js"></script>
 		<script src="../../game/mouse/dodge/stop_watch.js"></script>
-		<script src="../../game/mouse/dodge/game.js"></script>
+		<script src="../../game/mouse/dodge/game.js?update=190916"></script>
 		<script src="../../game/mouse/dodge/main.js"></script>
 
 
diff --git a/src/web/client/grilled_meat.html b/src/web/client/grilled_meat.html
index e0cb340..e95fd1b 100644
--- a/src/web/client/grilled_meat.html
+++ b/src/web/client/grilled_meat.html
@@ -70,7 +70,7 @@
 		<script src="../../game/mouse/grilled_meat/plus_score.js"></script>
 		<script src="../../game/mouse/grilled_meat/speech_bubble.js"></script>
 
-		<script src="../../game/mouse/grilled_meat/game.js"></script>
+		<script src="../../game/mouse/grilled_meat/game.js?update=190916"></script>
 		<script src="../../game/mouse/grilled_meat/main.js"></script>
 
 
diff --git a/src/web/client/onetofifty.html b/src/web/client/onetofifty.html
index 89b32b7..fedaca7 100644
--- a/src/web/client/onetofifty.html
+++ b/src/web/client/onetofifty.html
@@ -70,7 +70,7 @@
 		<script src="../../game/mouse/one_to_fifty/god.js"></script>
 		<script src="../../game/mouse/one_to_fifty/next_chocoball_bubble.js"></script>
 
-		<script src="../../game/mouse/one_to_fifty/game.js"></script>
+		<script src="../../game/mouse/one_to_fifty/game.js?update=190916"></script>
 		<script src="../../game/mouse/one_to_fifty/main.js"></script>
 
 
diff --git a/src/web/client/ranking.html b/src/web/client/ranking.html
index 916d73a..82ee942 100644
--- a/src/web/client/ranking.html
+++ b/src/web/client/ranking.html
@@ -63,7 +63,7 @@
 
 
 		<!-- Ranking : source files -->
-		<script src="../../game/ranking/ranking.js"></script>
+		<script src="../../game/ranking/ranking.js?update=190916"></script>
 		<script src="../../game/ranking/main.js"></script>
 
 
diff --git a/src/web/client/result.html b/src/web/client/result.html
index edcf6c4..e78aa63 100644
--- a/src/web/client/result.html
+++ b/src/web/client/result.html
@@ -47,7 +47,7 @@
 		<script src="../../game/result/history_board.js"></script>
 		<script src="../../game/result/ranking_board.js"></script>
 		<script src="../../game/result/record_board.js"></script>
-		<script src="../../game/result/result.js"></script>
+		<script src="../../game/result/result.js?update=190916"></script>
 		<script src="../../game/result/main.js"></script>
 
 
diff --git a/src/web/client/setup.html b/src/web/client/setup.html
index 7c6a33d..2524556 100644
--- a/src/web/client/setup.html
+++ b/src/web/client/setup.html
@@ -56,7 +56,7 @@
 
 
 		<!-- Setup : source files -->
-		<script src="../../game/setup/setup.js"></script>
+		<script src="../../game/setup/setup.js?update=190916"></script>
 		<script src="../../game/setup/main.js"></script>
 
 
diff --git a/src/web/client/space_invaders.html b/src/web/client/space_invaders.html
index f92ef9f..a30df1b 100644
--- a/src/web/client/space_invaders.html
+++ b/src/web/client/space_invaders.html
@@ -66,7 +66,7 @@
 		<script src="../../game/mouse/space_invaders/loading.js"></script>
 		<script src="../../game/mouse/space_invaders/alien.js"></script>
 		<script src="../../game/mouse/space_invaders/alien_timer.js"></script>
-		<script src="../../game/mouse/space_invaders/game.js"></script>
+		<script src="../../game/mouse/space_invaders/game.js?update=190916"></script>
 		<script src="../../game/mouse/space_invaders/main.js"></script>
 
 
diff --git a/src/web/client/start.html b/src/web/client/start.html
index 43b76df..f911a96 100644
--- a/src/web/client/start.html
+++ b/src/web/client/start.html
@@ -40,7 +40,7 @@
 		<script src="../../game/lib/chart.js"></script>
 
 		<!-- Start : source files -->
-		<script src="../../game/start/start.js"></script>
+		<script src="../../game/start/start.js?update=190916"></script>
 		<script src="../../game/start/main.js"></script>
 
 
diff --git a/src/web/client/typing_exam.html b/src/web/client/typing_exam.html
index 7935d5c..bf3690e 100644
--- a/src/web/client/typing_exam.html
+++ b/src/web/client/typing_exam.html
@@ -75,7 +75,7 @@
 
 		<script src="../../game/typing/examination/define_variables.js"></script>
 		<script src="../../game/typing/examination/average_typing_speed.js"></script>
-		<script src="../../game/typing/examination/game.js"></script>
+		<script src="../../game/typing/examination/game.js?update=190916"></script>
 		<script src="../../game/typing/examination/main.js"></script>
 
 
diff --git a/src/web/client/typing_practice.html b/src/web/client/typing_practice.html
index 3db6e50..19e2405 100644
--- a/src/web/client/typing_practice.html
+++ b/src/web/client/typing_practice.html
@@ -95,7 +95,7 @@
 		<script src="../../game/typing/practice/define_variables.js"></script>
 		<script src="../../game/typing/practice/typing_score.js"></script>
 		<script src="../../game/typing/practice/loading.js"></script>
-		<script src="../../game/typing/practice/game.js"></script>
+		<script src="../../game/typing/practice/game.js?update=190916"></script>
 		<script src="../../game/typing/practice/main.js"></script>
 
 
diff --git a/src/web/client/typing_test.html b/src/web/client/typing_test.html
index 3145277..711103d 100644
--- a/src/web/client/typing_test.html
+++ b/src/web/client/typing_test.html
@@ -94,7 +94,7 @@
 		<script src="../../game/typing/test/define_variables.js"></script>
 		<script src="../../game/typing/test/loading.js"></script>
 		<script src="../../game/typing/test/average_typing_speed.js"></script>
-		<script src="../../game/typing/test/game.js"></script>
+		<script src="../../game/typing/test/game.js?update=190916"></script>
 		<script src="../../game/typing/test/main.js"></script>
 
 
diff --git a/src/web/client/whac_a_mole.html b/src/web/client/whac_a_mole.html
index c545a16..f0746ff 100644
--- a/src/web/client/whac_a_mole.html
+++ b/src/web/client/whac_a_mole.html
@@ -99,7 +99,7 @@
 		<script src="../../game/typing/whac_a_mole/mole.js"></script>
 		<script src="../../game/typing/whac_a_mole/hammer.js"></script>
 		<script src="../../game/typing/whac_a_mole/loading.js"></script>
-		<script src="../../game/typing/whac_a_mole/game.js"></script>
+		<script src="../../game/typing/whac_a_mole/game.js?update=190916"></script>
 		<script src="../../game/typing/whac_a_mole/main.js"></script>
 
 
diff --git a/src/web/client/word_flyingsaucer.html b/src/web/client/word_flyingsaucer.html
index a36e849..dcbaf03 100644
--- a/src/web/client/word_flyingsaucer.html
+++ b/src/web/client/word_flyingsaucer.html
@@ -91,7 +91,7 @@
 		<script src="../../game/typing/word_flyingsaucer/game_level_manager.js"></script>
 		<script src="../../game/typing/word_flyingsaucer/loading.js"></script>
 		<script src="../../game/typing/word_flyingsaucer/flyingsaucer.js"></script>
-		<script src="../../game/typing/word_flyingsaucer/game.js"></script>
+		<script src="../../game/typing/word_flyingsaucer/game.js?update=190916"></script>
 		<script src="../../game/typing/word_flyingsaucer/main.js"></script>