diff --git a/doc/changelog.rst b/doc/changelog.rst
index 8e367991..9c3347dc 100644
--- a/doc/changelog.rst
+++ b/doc/changelog.rst
@@ -25,6 +25,11 @@ General
   no :ref:`material<tendon-spatial-material>` is set and :ref:`rgba<tendon-spatial-rgba>` is default.
 
 
+MJX
+^^^
+
+- Fix :github:issue:`2508`, ``qLD`` shapes mismatched mjModel during ``get_data_into``.
+
 Version 3.3.6 (September 15, 2025)
 ----------------------------------
 
diff --git a/mjx/mujoco/mjx/_src/io.py b/mjx/mujoco/mjx/_src/io.py
index e3a3936e..ff6d7505 100644
--- a/mjx/mujoco/mjx/_src/io.py
+++ b/mjx/mujoco/mjx/_src/io.py
@@ -1466,7 +1466,7 @@ def _get_data_into(
       if d.impl == types.Impl.JAX:
         if field.name == 'qM' and not support.is_sparse(m):
           value = value[dof_i, dof_j]
-        elif field.name == 'qLD' and not support.is_sparse(m):
+        elif field.name == 'qLD':
           value = np.zeros(m.nC)
         elif field.name == 'qLDiagInv' and not support.is_sparse(m):
           value = np.ones(m.nv)