diff --git a/src/module/mod_sst.c b/src/module/mod_sst.c
index 522ce0d..e0f7db1 100644
--- a/src/module/mod_sst.c
+++ b/src/module/mod_sst.c
@@ -156,7 +156,7 @@
 
         }
 
-        diffuse_cst = 1.0f / (4.0f * M_PI * ((float) nPointsActive) / ((float) spatialindexes->nPoints));
+		diffuse_cst = (((float)nPointsActive) / (4.0f * M_PI * (float)spatialindexes->nPoints));
 
         points_destroy(points);
         beampatterns_destroy(beampatterns_mics);