diff --git a/conf/app.src b/conf/app.src
index f95cc57..8ed6638 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -2,4 +2,5 @@ SOURCE_URL=https://buildbot.libretro.com/stable/1.10.3/emscripten/RetroArch.7z
 SOURCE_SUM=ccbed86baa1b7f6a92104c20ca9671124c15189dfddf76be641c7486c74fc1d2
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=7z
+SOURCE_FILENAME=retroarch.7z
 SOURCE_EXTRACT=false