diff --git a/scripts/upgrade b/scripts/upgrade
index 020b6e5..e492581 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -207,7 +207,7 @@ then
 	ynh_script_progression --message="Upgrading source files..." --weight=2
 
 	# 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 750 "$install_dir"