diff --git a/nix/build-all.py b/nix/build-all.py
index e6fedb4d0f..96f8f86cb0 100644
--- a/nix/build-all.py
+++ b/nix/build-all.py
@@ -53,6 +53,7 @@ import logging
 import os
 import re
 import sys
+import glob
 import subprocess as sp
 import shutil
 import tarfile