diff --git a/conf/app.src b/conf/app.src
new file mode 100644
index 0000000..f95cc57
--- /dev/null
+++ b/conf/app.src
@@ -0,0 +1,5 @@
+SOURCE_URL=https://buildbot.libretro.com/stable/1.10.3/emscripten/RetroArch.7z
+SOURCE_SUM=ccbed86baa1b7f6a92104c20ca9671124c15189dfddf76be641c7486c74fc1d2
+SOURCE_SUM_PRG=sha256sum
+SOURCE_FORMAT=7z
+SOURCE_EXTRACT=false
diff --git a/conf/app.src.default b/conf/app.src.default
deleted file mode 100644
index d8a311d..0000000
--- a/conf/app.src.default
+++ /dev/null
@@ -1,5 +0,0 @@
-SOURCE_URL=https://buildbot.libretro.com/stable/__UPSTREAM_VERSION__/emscripten/RetroArch.7z
-SOURCE_SUM=a87c96995c9784485ea0686bcc5a37d334cf2e6a56106a80dc447bbfad9ffc98
-SOURCE_SUM_PRG=sha256sum
-SOURCE_FORMAT=7z
-SOURCE_EXTRACT=false
diff --git a/scripts/install b/scripts/install
index c857d18..3bdc092 100755
--- a/scripts/install
+++ b/scripts/install
@@ -28,7 +28,6 @@ domain=$YNH_APP_ARG_DOMAIN
 path_url=$YNH_APP_ARG_PATH
 is_public=$YNH_APP_ARG_IS_PUBLIC
 app=$YNH_APP_INSTANCE_NAME
-upstream_version=$(ynh_app_upstream_version)
 
 #=================================================
 # CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
@@ -68,7 +67,6 @@ ynh_script_progression --message="Setting up source files..." --weight=60
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 # Download, check integrity, uncompress and patch the source from app.src
 # uncompress and patch done manually as 7z format is not supported
-ynh_add_config --template="../conf/app.src.default" --destination="../conf/retroarch.src"
 ynh_setup_source --dest_dir="$final_path" --source_id=$app
 #7z archive not handled by ynh and no way to strip component, have to move it manually
 7zr x $final_path/retroarch.7z -o$final_path
diff --git a/scripts/upgrade b/scripts/upgrade
index f7ea8e0..6513b63 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -15,7 +15,6 @@ source /usr/share/yunohost/helpers
 ynh_script_progression --message="Loading installation settings..." --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
-upstream_version=$(ynh_app_upstream_version)
 
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
@@ -52,7 +51,6 @@ then
 	ynh_script_progression --message="Upgrading source files..." --weight=5
 
 	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_add_config --template="../conf/app.src.default" --destination="../conf/retroarch.src"
 	ynh_setup_source --dest_dir="$final_path" --source_id=$app
 	#7z archive not handled by ynh and no way to strip component, have to move it manually
 	7zr x $final_path/retroarch.7z -o$final_path