diff --git a/conf/app.src b/conf/app.src
index 7744a52..07dfdf8 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/bfabiszewski/ulogger-server/archive/v0.3.zip
-SOURCE_SUM=38a74d10df638dc6df6b1dd269bd64c9a0131375f656c4fb3cf89270256039c3
+SOURCE_URL=https://github.com/bfabiszewski/ulogger-server/archive/v0.4.zip
+SOURCE_SUM=d5821e1334cb3ce306e484b6398965b29b98d809dcda0998fb82bad14c74d008
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=zip
 SOURCE_IN_SUBDIR=true
diff --git a/scripts/upgrade b/scripts/upgrade
index a664a27..2282208 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -40,6 +40,8 @@ if [ -z $db_name ]; then
 	db_name=$(ynh_sanitize_dbid $app)
 	ynh_app_setting_set $app db_name $db_name
 fi
+#move the final_path to final_path.old
+sudo mv ${final_path} ${final_path}.old
 
 # If final_path doesn't exist, create it
 if [ -z $final_path ]; then
@@ -75,6 +77,14 @@ path_url=$(ynh_normalize_url_path $path_url)
 
 # Download, check integrity, uncompress and patch the source from app.src
 #ynh_setup_source "$final_path"
+ynh_setup_source "$final_path"
+
+#copy cofig.php from final_path.old to final_path
+sudo cp -a ${final_path}.old/config.php ${final_path}
+
+#remove final_path.old
+sudo rm -Rf ${final_path}.old
+
 
 #=================================================
 # NGINX CONFIGURATION