diff --git a/source/extensions/omni.isaac.orbit/omni/isaac/orbit/robots/single_arm/single_arm_cfg.py b/source/extensions/omni.isaac.orbit/omni/isaac/orbit/robots/single_arm/single_arm_cfg.py
index 7eaa50cbb32..6340ff3bead 100644
--- a/source/extensions/omni.isaac.orbit/omni/isaac/orbit/robots/single_arm/single_arm_cfg.py
+++ b/source/extensions/omni.isaac.orbit/omni/isaac/orbit/robots/single_arm/single_arm_cfg.py
@@ -41,6 +41,7 @@ class EndEffectorFrameCfg:
         rot_offset: Tuple[float, float, float] = (1.0, 0.0, 0.0, 0.0)
         """Additional rotation offset ``(w, x, y, z)`` from the body frame. Defaults to (1, 0, 0, 0)."""
 
+    @configclass
     class DataInfoCfg:
         """Information about what all data to read from simulator.