diff --git a/geodiversite/inclure/head.html b/geodiversite/inclure/head.html
index e7d487f..5fa02f2 100644
--- a/geodiversite/inclure/head.html
+++ b/geodiversite/inclure/head.html
@@ -8,7 +8,7 @@
 [(#REM) Fierement fabrique avec SPIP ]
 <meta name="generator" content="SPIP[ (#SPIP_VERSION)]" />
 
-<meta name="viewport" content="initial-scale=1.0">
+<meta name="viewport" content="width=device-width; initial-scale=1.0">
 
 [(#REM) Lien vers le flux RSS du site ]
 [<link rel="alternate" type="application/rss+xml" title="<:syndiquer_site:>" href="(#URL_PAGE{backend})" />]