diff --git a/python/mesa_pd/templates/kernel/HeatConduction.templ.h b/python/mesa_pd/templates/kernel/HeatConduction.templ.h
index 8fe94e6da8e0681556ca441617909f44a6c47d5e..ef12443d9e070444ef050ec77df4c8bc5b2a95ba 100644
--- a/python/mesa_pd/templates/kernel/HeatConduction.templ.h
+++ b/python/mesa_pd/templates/kernel/HeatConduction.templ.h
@@ -38,9 +38,9 @@ namespace mesa_pd {
 namespace kernel {
 
 /**
- * Basic DEM kernel
+ * Heat conduction interaction kernel
  *
- * This DEM kernel supports spring&dashpot in normal direction as well as friction in tangential direction.
+ * This kernel implements a simple heat conduction: \frac{dQ}{dt} = - \alpha (T_2 - T_1)
  *
  * \code
    {%- for prop in interface %}
diff --git a/src/mesa_pd/kernel/HeatConduction.h b/src/mesa_pd/kernel/HeatConduction.h
index 12826c523265f3fd53be7b0ab96661a6ae3cfd0c..57e60cbccb272452e51490cbc5cfd0a35c66840f 100644
--- a/src/mesa_pd/kernel/HeatConduction.h
+++ b/src/mesa_pd/kernel/HeatConduction.h
@@ -38,9 +38,9 @@ namespace mesa_pd {
 namespace kernel {
 
 /**
- * Basic DEM kernel
+ * Heat conduction interaction kernel
  *
- * This DEM kernel supports spring&dashpot in normal direction as well as friction in tangential direction.
+ * This kernel implements a simple heat conduction: \frac{dQ}{dt} = - \alpha (T_2 - T_1)
  *
  * \code
  * const walberla::real_t& getTemperature(const size_t p_idx) const;