diff --git a/.ci_helpers/run-test.py b/.ci_helpers/run-test.py
index 38f105c6f..62086ae5f 100644
--- a/.ci_helpers/run-test.py
+++ b/.ci_helpers/run-test.py
@@ -33,7 +33,6 @@
     "echodata": {},
     "mask": {},
     "metrics": {},
-    "preprocess": {},
     "utils": {},
     "visualize": {},
 }