diff --git a/src/heatflow.f90 b/src/heatflow.f90
index 4b4df6e..c9583e9 100644
--- a/src/heatflow.f90
+++ b/src/heatflow.f90
@@ -39,6 +39,9 @@ program HEATFLOW_V0_3
    CALL cpu_time(cpustart)                                         
    !^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^!
 
+   ! confirm to user that HeatFlow is running
+   write(*,*) 'HeatFlow is running'
+
    ! give feedback to user that code has begun
    write(*,*) 'Setup initialising'