diff --git a/python/mujoco/indexer_xmacro.h b/python/mujoco/indexer_xmacro.h
index bc462853..9e4c32a7 100644
--- a/python/mujoco/indexer_xmacro.h
+++ b/python/mujoco/indexer_xmacro.h
@@ -281,7 +281,8 @@
   X( mjtNum, key_, qvel,  nkey, MJ_M(nv)       ) \
   X( mjtNum, key_, act,   nkey, MJ_M(na)       ) \
   X( mjtNum, key_, mpos,  nkey, MJ_M(nmocap)*3 ) \
-  X( mjtNum, key_, mquat, nkey, MJ_M(nmocap)*4 )
+  X( mjtNum, key_, mquat, nkey, MJ_M(nmocap)*4 ) \
+  X( mjtNum, key_, ctrl,  nkey, MJ_M(nu)       )
 
 #define MJMODEL_VIEW_GROUPS                                            \
   XGROUP( MjModelActuatorViews, actuator, nu,       MJMODEL_ACTUATOR ) \