diff --git a/build.xsh b/build.xsh
index 106e3e2..152d80a 100755
--- a/build.xsh
+++ b/build.xsh
@@ -1,7 +1,7 @@
 #!/usr/bin/env xonsh
 from pathlib import Path
 import sys
-sys.path.append(str(Path(__file__).parent / "lib"))
+sys.path.insert(0, str(Path(__file__).parent / "lib"))
 from support import Support, BASE
 import time
 import json