diff --git a/src/hydro/Gadget2/hydro_iact.h b/src/hydro/Gadget2/hydro_iact.h
index d3620726ab1e6813fba3f4e9baa71b13827add25..a4026d79c09a707ed83e6949114fa42c8b369ab2 100644
--- a/src/hydro/Gadget2/hydro_iact.h
+++ b/src/hydro/Gadget2/hydro_iact.h
@@ -279,7 +279,6 @@ __attribute__((always_inline)) INLINE static void runner_iact_nonsym_density_jsw
 
   if (r2 < hig2) {
 
-    //interactionCount++;
     float wi, wi_dx;
 
     /* Get r and r inverse. */