diff --git a/lib_com/options.h b/lib_com/options.h
index dcbf810be450a9de95942a3ae936dd960eb693ff..5f4af9f64d2a10cad116b61c5d3894b905d2896b 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -174,6 +174,7 @@
 #define FIX_RETURN                                      /* VA: fix location of function returns */
 #endif
 #define FIX_1135_EXT_RENDERER_HANDLES                   /* VA: issue 1135: Memory usage reduction in external renderer: Allocate only handles that are really needed. */
+#define FIX_1166_TDREND_DIV0                            /* FhG,Eri: issue 1166: potential divide by zero in TD Renderer */
 
 /* #################### End BE switches ################################## */
 
diff --git a/lib_rend/ivas_objectRenderer_hrFilt.c b/lib_rend/ivas_objectRenderer_hrFilt.c
index 456dbc640ced78d3b037ccbb63dc28630ea22e1e..56cb50b44024d33706fe48eb01e40b1fb8d912f7 100644
--- a/lib_rend/ivas_objectRenderer_hrFilt.c
+++ b/lib_rend/ivas_objectRenderer_hrFilt.c
@@ -218,8 +218,13 @@ static void GenerateFilter(
             ESynL += modelEval->BMEnergiesL[modelEval->UseIndsL[i]].val;
             ESynR += modelEval->BMEnergiesR[modelEval->UseIndsR[i]].val;
         }
+#ifdef FIX_1166_TDREND_DIV0
+        ScaleL = sqrtf( ETotL / ( ESynL + EPSILON ) );
+        ScaleR = sqrtf( ETotR / ( ESynR + EPSILON ) );
+#else
         ScaleL = sqrtf( ETotL / ESynL );
         ScaleR = sqrtf( ETotR / ESynR );
+#endif
 
         /* Build using only the most energetic components. */
         for ( k = model->iSecFirst[iSec]; k <= model->iSecLast[iSec]; k++ )