diff --git a/src/libcamera/control_ids_core.yaml b/src/libcamera/control_ids_core.yaml
index 89991d03d7..e87c0bb132 100644
--- a/src/libcamera/control_ids_core.yaml
+++ b/src/libcamera/control_ids_core.yaml
@@ -598,7 +598,7 @@ controls:
 
   - ColourTemperature:
       type: int32_t
-      direction: out
+      direction: inout
       description: |
         ColourTemperature of the frame, in kelvin.