diff --git a/src/thermophysicalModels/basic/derivedFvPatchFields/doc/thermophysicalBoundaryConditionsDoc.H b/src/thermophysicalModels/basic/derivedFvPatchFields/doc/thermophysicalBoundaryConditionsDoc.H
index 610d554454..f7f9389b71 100644
--- a/src/thermophysicalModels/basic/derivedFvPatchFields/doc/thermophysicalBoundaryConditionsDoc.H
+++ b/src/thermophysicalModels/basic/derivedFvPatchFields/doc/thermophysicalBoundaryConditionsDoc.H
@@ -25,6 +25,7 @@ License
 
 \defgroup grpThermoBoundaryConditions Thermophysical boundary conditions
 @{
+    \ingroup grpBoundaryConditions
     This group contains thermophysical model boundary conditions
 @}