diff --git a/conf/nginx.conf b/conf/nginx.conf
index 1e7c3ac..05523a2 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -2,7 +2,7 @@
 location __PATH__/ {
 
   # Path to source
-  root __FINALPATH__/ ;
+  alias __FINALPATH__/ ;
 
   # Force usage of https
   if ($scheme = http) {
@@ -14,7 +14,14 @@ location __PATH__/ {
   # Common parameter to increase upload size limit in conjunction with dedicated php-fpm file
   client_max_body_size 50M;
 
-  try_files $uri $uri/ /index.php?$query_string;
+  location __PATH__/yunohost {
+    try_files $uri $uri/ index.php;
+  }
+  
+  location __PATH__/ {
+    try_files $uri $uri/ @prettynoemiecms;
+  }
+
   location ~ [^/]\.php(/|$) {
     fastcgi_split_path_info ^(.+?\.php)(/.*)$;
     fastcgi_pass unix:/var/run/php/php7.0-fpm-__NAME__.sock;
@@ -31,6 +38,6 @@ location __PATH__/ {
   include conf.d/yunohost_panel.conf.inc;
 }
 
-location __PATH__/medias/ {
-  alias __FINALPATH__/sites/$host/medias/;
+location @prettynoemiecms {
+ rewrite /(.*)$ __PATH__/index.php?/$1 last;
 }
diff --git a/scripts/install b/scripts/install
index 3a6c241..d1fe1ce 100755
--- a/scripts/install
+++ b/scripts/install
@@ -146,6 +146,9 @@ ynh_app_setting_delete --app=$app --key=skipped_uris
 # Calculate and store the config file checksum into the app settings
 ynh_store_file_checksum --file="$final_path/sites/$domain/config.json"
 
+# Fix a bug where images can't be uploaded
+ynh_replace_string --match_string="isMediaPathModified = true" --replace_string="" --target_file="$final_path/app/config/config.ini"
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 55a844d..23a587a 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -130,6 +130,9 @@ ynh_backup_if_checksum_is_different --file="$final_path/sites/$domain/config.jso
 # Recalculate and store the checksum of the file for the next upgrade.
 ynh_store_file_checksum --file="$final_path/sites/$domain/config.json"
 
+# Fix a bug where images can't be uploaded
+ynh_replace_string --match_string="isMediaPathModified = true" --replace_string="" --target_file="$final_path/app/config/config.ini"
+
 #=================================================
 # GENERIC FINALIZATION
 #=================================================