diff --git a/R4.01_R4.A.10/td_tp/tp1/src/langton/index.html b/R4.01_R4.A.10/td_tp/tp1/src/langton/index.html
index 1a85b74..eaa0d30 100644
--- a/R4.01_R4.A.10/td_tp/tp1/src/langton/index.html
+++ b/R4.01_R4.A.10/td_tp/tp1/src/langton/index.html
@@ -3,7 +3,7 @@
 
 	<head>
 		<meta charset="UTF-8">
-		<meta name="viewport" content="initial-scale=1,witdh=device-width">  
+		<meta name="viewport" content="initial-scale=1,width=device-width">  
 
 		<title>Fourmi de Langton</title>
 		<link