diff --git a/tests/test_qc.py b/tests/test_qc.py
index 241ad01..3cffec6 100755
--- a/tests/test_qc.py
+++ b/tests/test_qc.py
@@ -61,6 +61,7 @@ def test_dummy_insertion_tilingscreen():
         subprocess.check_output(
             cmd, shell=True, universal_newlines=True, stderr=subprocess.STDOUT
         )
-        raise ValueError("Filtering should fail with too small number of replicates.")
     except subprocess.CalledProcessError as exc:
         raise exc
+        #if "Too small number of replicate left after QC" not in exc.output:
+            raise exc