diff --git a/conf/name_group_to_change.json b/conf/groupname.json
similarity index 100%
rename from conf/name_group_to_change.json
rename to conf/groupname.json
diff --git a/manifest.json b/manifest.json
index df87974..7fc5fb5 100644
--- a/manifest.json
+++ b/manifest.json
@@ -77,8 +77,8 @@
                     "en": "The name will be used as filename (do not use space, dots or / in your name group).",
                     "fr": "Le nom sera utilisé comme nom de fichier (n'utilisez pas d'espace, de points ou / dans votre groupe de noms)."
                 },
-                "default": "groupname",
-                "example": "groupname"
+                "default": "public",
+                "example": "public"
             }
         ]
     }
diff --git a/scripts/install b/scripts/install
index a2ee044..ab2463f 100755
--- a/scripts/install
+++ b/scripts/install
@@ -209,7 +209,7 @@ cp ../conf/passwd $final_path/data/passwd
 ynh_replace_string --match_string=__ADMIN__ --replace_string=$admin --target_file="$final_path/data/passwd"
 ynh_replace_string --match_string=__PASSWORD__ --replace_string=$password --target_file="$final_path/data/passwd"
 
-mv $final_path/groups/name_group_to_change.json $final_path/groups/$group_name.json
+mv $final_path/groups/groupname.json $final_path/groups/$group_name.json
 
 ynh_replace_string --match_string=__ADMIN__ --replace_string=$admin --target_file="$final_path/groups/$group_name.json"
 ynh_replace_string --match_string=__PASSWORD__ --replace_string=$password --target_file="$final_path/groups/$group_name.json"