diff --git a/HowtoNginx.md b/HowtoNginx.md
index 7cd93a75..023a29cb 100644
--- a/HowtoNginx.md
+++ b/HowtoNginx.md
@@ -456,9 +456,11 @@ gzip on;
 gzip_vary on;
 gzip_proxied any;
 gzip_comp_level 6;
-gzip_types text/html text/plain text/css text/xml text/javascript application/x-javascript application/javascript application/ecmascript application/xml application/xml+rss application/json image/svg+xml
+gzip_types text/plain text/css text/xml text/javascript application/x-javascript application/javascript application/ecmascript application/xml application/xml+rss application/json image/svg+xml
 ~~~
 
+**Note** : il faut bien enlever `text/html` de la liste `gzip_types` car ça donne une erreur pour doublon de valeur.
+
 
 ## Monitoring