diff --git a/src/qibolab/_core/instruments/qblox/validate.py b/src/qibolab/_core/instruments/qblox/validate.py
index 5aea9cfae..9c982607d 100644
--- a/src/qibolab/_core/instruments/qblox/validate.py
+++ b/src/qibolab/_core/instruments/qblox/validate.py
@@ -13,6 +13,6 @@ def assert_channels_exclusion(ps: PulseSequence, excluded: set[ChannelId]):
     An extended discussion about the probe-acquisition merge is found at:
     https://github.com/qiboteam/qibolab/pull/1088#issuecomment-2637800857
     """
-    assert not any(
-        ch in excluded for ch, _ in ps
-    ), "Probe channels can not be controlled independently, please use Readout events."
+    assert not any(ch in excluded for ch, _ in ps), (
+        "Probe channels can not be controlled independently, please use Readout events."
+    )