diff --git a/tests/fixtures.py b/tests/fixtures.py
index bbe51e77..6f15d036 100644
--- a/tests/fixtures.py
+++ b/tests/fixtures.py
@@ -20,6 +20,7 @@ from functools import lru_cache
 
 import pytest
 
+import capa.loader
 import capa.features.file
 import capa.features.insn
 import capa.features.common