diff --git a/src/aare/gui/panels/monochromator_panel.py b/src/aare/gui/panels/monochromator_panel.py
index 4f669893..6e2efb8e 100644
--- a/src/aare/gui/panels/monochromator_panel.py
+++ b/src/aare/gui/panels/monochromator_panel.py
@@ -15,9 +15,7 @@ class MonochromatorPanel(QWidget):
 
         grid_layout = QGridLayout(self)
         grid_layout.addWidget(
-            TitleLabel(
-                "Beamline setup", self, collapsible=True, default_collapsed=False
-            ),
+            TitleLabel("Beamline setup", self, collapsible=True, default_collapsed=False),
             0,
             0,
             1,
diff --git a/src/aare/gui/panels/smargon_panel.py b/src/aare/gui/panels/smargon_panel.py
index dd7fb0ca..3b1ae2a4 100644
--- a/src/aare/gui/panels/smargon_panel.py
+++ b/src/aare/gui/panels/smargon_panel.py
@@ -111,9 +111,7 @@ class SmargonPanel(QWidget):
     @Slot(dict)
     def _move_axes(self, targets: dict):
         # only the staged axes move — absent keys stay None (no motion)
-        self.smargon.emit(
-            SmargonCoordinate(chi_deg=targets.get("chi"), phi_deg=targets.get("phi"))
-        )
+        self.smargon.emit(SmargonCoordinate(chi_deg=targets.get("chi"), phi_deg=targets.get("phi")))
 
     @Slot(DAQStatusModel)
     def update_daq_status(self, s: DAQStatusModel):
diff --git a/src/aare/gui/threads/prediction_subscriber.py b/src/aare/gui/threads/prediction_subscriber.py
index 29fe7876..85b5a24f 100644
--- a/src/aare/gui/threads/prediction_subscriber.py
+++ b/src/aare/gui/threads/prediction_subscriber.py
@@ -89,7 +89,7 @@ class PredictionSubscriber(QThread):
     def _try_parse_json(self, part: bytes) -> dict | None:
         # Binary frames (JPEG starts with 0xff) are not JSON; decoding them as
         # utf-8 raises UnicodeDecodeError on every frame. Cheap sniff instead.
-        if not part.lstrip()[:1] == b"{":
+        if part.lstrip()[:1] != b"{":
             return None
         try:
             decoded = json.loads(part.decode("utf-8"))
diff --git a/src/aare/gui/widgets/busy_overlay.py b/src/aare/gui/widgets/busy_overlay.py
index 235684f8..ca67a0aa 100644
--- a/src/aare/gui/widgets/busy_overlay.py
+++ b/src/aare/gui/widgets/busy_overlay.py
@@ -101,10 +101,7 @@ def draw_busy_badge(
 
 
 def draw_busy_status_text(
-    painter: QPainter,
-    viewport_width: int,
-    viewport_height: int,
-    style: BusyOverlayStyle,
+    painter: QPainter, viewport_width: int, viewport_height: int, style: BusyOverlayStyle
 ) -> None:
     """Non-clickable busy status for the passive Axis views: solid colored
     text with a 1px shadow, no badge box — the pill read as a button (same
diff --git a/src/aare/gui/widgets/camera_image.py b/src/aare/gui/widgets/camera_image.py
index 7895aa88..f58f2528 100644
--- a/src/aare/gui/widgets/camera_image.py
+++ b/src/aare/gui/widgets/camera_image.py
@@ -1166,10 +1166,7 @@ class SampleCameraImageLabel(QGraphicsView):
         painter.setPen(QPen(qcolor(LEGEND_TEXT), 1))
         painter.drawText(QPointF(bg_rect.left() + padding, y + fm.ascent()), more_text)
         self._help_more_rect = QRectF(
-            bg_rect.left() + padding,
-            y,
-            fm.horizontalAdvance(more_text),
-            line_height,
+            bg_rect.left() + padding, y, fm.horizontalAdvance(more_text), line_height
         )
 
         painter.restore()