diff --git a/tests/aliby/network/extraction/test_base.py b/tests/aliby/network/extraction/test_base.py
index 937703ab5edbce410c0df80290308863403a54af..f1d079d27af7b8089bbb73ce2ca6b76f3dc54748 100644
--- a/tests/aliby/network/extraction/test_base.py
+++ b/tests/aliby/network/extraction/test_base.py
@@ -45,9 +45,7 @@ def test_extractor(imgs, masks, tree):
     Tests reduce-extract
     """
     extractor = Extractor(
-        ExtractorParameters.from_meta(
-            {"channels/channel": ["Brightfield", "GFP"]}
-        )
+        ExtractorParameters.from_meta({"channels": ["Brightfield", "GFP"]})
     )
     # Load all available functions
     extractor.load_funs()