diff --git a/include/cantera/oneD/Flow1D.h b/include/cantera/oneD/Flow1D.h
index c3059c7852..ca6c0a0f02 100644
--- a/include/cantera/oneD/Flow1D.h
+++ b/include/cantera/oneD/Flow1D.h
@@ -465,6 +465,7 @@ class Flow1D : public Domain1D
     //! @name Governing Equations
     //! Methods called by eval() to calculate residuals for individual governing
     //! equations.
+    //! @{
 
     /**
      * Evaluate the continuity equation residual.
diff --git a/include/cantera/thermo/PlasmaPhase.h b/include/cantera/thermo/PlasmaPhase.h
index 83e8197ed4..8debb8e7a1 100644
--- a/include/cantera/thermo/PlasmaPhase.h
+++ b/include/cantera/thermo/PlasmaPhase.h
@@ -52,7 +52,7 @@ namespace Cantera
  *           changed or removed without notice.
  * @todo Implement electron Boltzmann equation solver to solve EEDF.
  *       https://github.com/Cantera/enhancements/issues/127
- * @ingroup phase
+ * @ingroup thermoprops
  */
 class PlasmaPhase: public IdealGasPhase
 {