diff --git a/rerun_py/rerun_sdk/rerun/blueprint/components/grid_spacing.py b/rerun_py/rerun_sdk/rerun/blueprint/components/grid_spacing.py
index 7b5c98387176..91b3dd4ecf93 100644
--- a/rerun_py/rerun_sdk/rerun/blueprint/components/grid_spacing.py
+++ b/rerun_py/rerun_sdk/rerun/blueprint/components/grid_spacing.py
@@ -8,6 +8,7 @@
 from ... import datatypes
 from ..._baseclasses import (
     ComponentBatchMixin,
+    ComponentDescriptor,
     ComponentMixin,
 )
 
@@ -25,7 +26,7 @@ class GridSpacing(datatypes.Float32, ComponentMixin):
 
 
 class GridSpacingBatch(datatypes.Float32Batch, ComponentBatchMixin):
-    _COMPONENT_NAME: str = "rerun.blueprint.components.GridSpacing"
+    _COMPONENT_DESCRIPTOR: ComponentDescriptor = ComponentDescriptor("rerun.blueprint.components.GridSpacing")
 
 
 # This is patched in late to avoid circular dependencies.
diff --git a/rerun_py/rerun_sdk/rerun/components/plane3d.py b/rerun_py/rerun_sdk/rerun/components/plane3d.py
index 7423979f2ebe..d41b20d31c50 100644
--- a/rerun_py/rerun_sdk/rerun/components/plane3d.py
+++ b/rerun_py/rerun_sdk/rerun/components/plane3d.py
@@ -8,6 +8,7 @@
 from .. import datatypes
 from .._baseclasses import (
     ComponentBatchMixin,
+    ComponentDescriptor,
     ComponentMixin,
 )
 
@@ -35,7 +36,7 @@ class Plane3D(datatypes.Plane3D, ComponentMixin):
 
 
 class Plane3DBatch(datatypes.Plane3DBatch, ComponentBatchMixin):
-    _COMPONENT_NAME: str = "rerun.components.Plane3D"
+    _COMPONENT_DESCRIPTOR: ComponentDescriptor = ComponentDescriptor("rerun.components.Plane3D")
 
 
 # This is patched in late to avoid circular dependencies.