diff --git a/doc/main/iodevices/dcmotor.rst b/doc/main/iodevices/dcmotor.rst
index 0411db0..f807337 100644
--- a/doc/main/iodevices/dcmotor.rst
+++ b/doc/main/iodevices/dcmotor.rst
@@ -14,14 +14,12 @@ automatically detect the motor and use the correct and safe settings.
    :width: 40 %
 
 .. autoclass:: pybricks.iodevices.DCMotor
-    :noindex:
     :no-members:
 
     .. automethod:: pybricks.iodevices.DCMotor.dc
-        :noindex:
 
     .. automethod:: pybricks.iodevices.DCMotor.brake
-        :noindex:
 
     .. automethod:: pybricks.iodevices.DCMotor.stop
-        :noindex:
+
+    .. automethod:: pybricks.iodevices.DCMotor.settings
diff --git a/doc/main/micropython/exceptions.rst b/doc/main/micropython/exceptions.rst
index 173824c..d7dc6c6 100644
--- a/doc/main/micropython/exceptions.rst
+++ b/doc/main/micropython/exceptions.rst
@@ -54,7 +54,6 @@ This section lists all available exceptions in alphabetical order.
 .. _OSError:
 
 .. autoclass:: ubuiltins.OSError
-    :noindex:
 
 .. autoclass:: ubuiltins.OverflowError
     :no-members:
diff --git a/doc/main/parameters/axis.rst b/doc/main/parameters/axis.rst
index 42f1246..62ddf84 100644
--- a/doc/main/parameters/axis.rst
+++ b/doc/main/parameters/axis.rst
@@ -6,5 +6,14 @@ Axis
 .. autoclass:: pybricks.parameters.Axis
     :no-members:
 
+    .. autoattribute:: pybricks.parameters.Axis.X
+        :annotation: = vector(1, 0, 0)
+
+    .. autoattribute:: pybricks.parameters.Axis.Y
+        :annotation: = vector(0, 1, 0)
+
+    .. autoattribute:: pybricks.parameters.Axis.Z
+        :annotation: = vector(0, 0, 1)
+
 On Move Hub, doing math with these vectors is not supported. The axes can still
 be used to set up the hub orientation.
diff --git a/doc/main/pupdevices/dcmotor.rst b/doc/main/pupdevices/dcmotor.rst
index 58f776d..20c47ad 100644
--- a/doc/main/pupdevices/dcmotor.rst
+++ b/doc/main/pupdevices/dcmotor.rst
@@ -21,20 +21,16 @@ Motors without rotation sensors
     .. blockimg:: pybricks_blockMotorDuty_DCMotor
 
     .. automethod:: pybricks.pupdevices.DCMotor.dc
-        :noindex:
 
     .. blockimg:: pybricks_blockMotorStop_DCMotor_coast
 
     .. automethod:: pybricks.pupdevices.DCMotor.stop
-        :noindex:
 
     .. blockimg:: pybricks_blockMotorStop_DCMotor_brake
 
     .. automethod:: pybricks.pupdevices.DCMotor.brake
-        :noindex:
 
     .. automethod:: pybricks.pupdevices.DCMotor.settings
-        :noindex:
 
 Examples
 -------------------
diff --git a/doc/main/pupdevices/pfmotor.rst b/doc/main/pupdevices/pfmotor.rst
index 2e39602..e022621 100644
--- a/doc/main/pupdevices/pfmotor.rst
+++ b/doc/main/pupdevices/pfmotor.rst
@@ -21,23 +21,19 @@ and ambient conditions.
 .. blockimg:: pybricks_variables_set_pf_motor
 
 .. autoclass:: pybricks.pupdevices.PFMotor
-    :noindex:
     :no-members:
 
     .. blockimg:: pybricks_blockMotorDuty_PFMotor
 
     .. automethod:: pybricks.pupdevices.PFMotor.dc
-        :noindex:
 
     .. blockimg:: pybricks_blockMotorStop_PFMotor_coast
 
     .. automethod:: pybricks.pupdevices.PFMotor.stop
-        :noindex:
 
     .. blockimg:: pybricks_blockMotorStop_PFMotor_brake
 
     .. automethod:: pybricks.pupdevices.PFMotor.brake
-        :noindex:
 
 Examples
 -------------------
diff --git a/jedi/tests/test_get_signature.py b/jedi/tests/test_get_signature.py
index a3c3991..089fcbf 100644
--- a/jedi/tests/test_get_signature.py
+++ b/jedi/tests/test_get_signature.py
@@ -984,12 +984,13 @@ METHOD_PARAMS = [
     pytest.param(
         "pybricks.robotics",
         "DriveBase",
-        "curve",
+        "arc",
         [
             (
                 [
                     "radius: Number",
-                    "angle: Number",
+                    "angle: Number=None",
+                    "distance: Number=None",
                     "then: Stop=Stop.HOLD",
                     "wait: bool=True",
                 ],
diff --git a/src/pybricks/parameters.py b/src/pybricks/parameters.py
index ee9ca6d..1e25592 100644
--- a/src/pybricks/parameters.py
+++ b/src/pybricks/parameters.py
@@ -58,16 +58,12 @@ class _PybricksEnum(Enum, metaclass=_PybricksEnumMeta):
 
 
 class Axis:
-    """Unit axes of a coordinate system.
-
-    .. data:: X = vector(1, 0, 0)
-    .. data:: Y = vector(0, 1, 0)
-    .. data:: Z = vector(0, 0, 1)
-
-    """
+    """Unit axes of a coordinate system."""
 
     X: _Matrix = _vector(1, 0, 0)
+
     Y: _Matrix = _vector(0, 1, 0)
+
     Z: _Matrix = _vector(0, 0, 1)
 
 
diff --git a/src/pybricks/robotics.py b/src/pybricks/robotics.py
index 22eada6..f3e4601 100644
--- a/src/pybricks/robotics.py
+++ b/src/pybricks/robotics.py
@@ -265,21 +265,6 @@ class DriveBase:
                 radius cannot be zero. Use :meth:`.turn` for in-place turns.
         """
 
-    def curve(
-        self, radius: Number, angle: Number, then: Stop = Stop.HOLD, wait: bool = True
-    ) -> MaybeAwaitable:
-        """curve(radius, angle, then=Stop.HOLD, wait=True)
-
-        Drives an arc along a circle of a given radius, by a given angle.
-
-        Arguments:
-            radius (Number, mm): Radius of the circle.
-            angle (Number, deg): Angle along the circle.
-            then (Stop): What to do after coming to a standstill.
-            wait (bool): Wait for the maneuver to complete before continuing
-                         with the rest of the program.
-        """
-
     def done(self) -> bool:
         """done() -> bool