diff --git a/ProcessLib/SmallDeformation/SmallDeformationProcess.cpp b/ProcessLib/SmallDeformation/SmallDeformationProcess.cpp
index 2b6223c552456699dc8eb2744e25c912cd45c6d9..dc8412bdc601b9262312d1dfeb09b789ff1a42ae 100644
--- a/ProcessLib/SmallDeformation/SmallDeformationProcess.cpp
+++ b/ProcessLib/SmallDeformation/SmallDeformationProcess.cpp
@@ -216,6 +216,9 @@ void SmallDeformationProcess<DisplacementDim>::computeSecondaryVariableConcrete(
     GlobalExecutor::executeSelectedMemberOnDereferenced(
         &LocalAssemblerInterface::computeSecondaryVariable, _local_assemblers,
         pv.getActiveElementIDs(), dof_tables, t, dt, x, x_prev, process_id);
+
+    cell_average_data_.computeSecondaryVariable(DisplacementDim,
+                                                _local_assemblers);
 }
 template class SmallDeformationProcess<2>;
 template class SmallDeformationProcess<3>;