diff --git a/src/cooling/cooling.c b/src/cooling/cooling.c
index 7e7cebbc98ae906d09162c857256eae78e5db30a..3baf82d3a36513980ee33a295b14d822a66942b7 100644
--- a/src/cooling/cooling.c
+++ b/src/cooling/cooling.c
@@ -477,9 +477,9 @@ void SetOutputGasState(int i, double *ne_guess, double *nH0, double *coolrate)
   double u   = dmax(All.MinEgySpec, SphP[i].Utherm);
 
   /* update GasState as appropriate given compile-time options and cell properties */
-#if defined(USE_SFR)
-  sfr = get_starformation_rate(i);
-#endif /* #if defined(USE_SFR) */
+  //  #if defined(USE_SFR)
+  //  sfr = get_starformation_rate(i);  // call is superfluous at this place
+  // #endif
 
   /* update DoCool */
   DoCool.u_old_input    = u;