diff --git a/scripts/upgrade b/scripts/upgrade
index fb39b12..9a1fa69 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -24,7 +24,7 @@ then
   ynh_script_progression --message="Upgrading source files..." --weight=1
 
   # Download, check integrity, uncompress and patch the source from app.src
-  ynh_setup_source --dest_dir="$install_dir"
+  ynh_setup_source --dest_dir="$install_dir" --full_replace=1
 fi
 
 chmod -R o-rwx "$install_dir"