diff --git a/lib_com/options.h b/lib_com/options.h
index 0d417a8f843db91830c40c1145c9e909c9e73e0d..964382c3770b6aa8ed1b5e19d1f6102011865887 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -181,7 +181,7 @@
 #define NONBE_FIX_802_PARAMUPMIX_HIGHPASS                     /* Dlb: issue 802: Move HighPass filter operation for ParamUpmix */
 #define NONBE_FIX_809_EXTERNAL_TARGET_INTERPOLATION           /* FhG: issue 809: unify external target interpolation inter and intra frame behaviour */
 #define NONBE_FIX_775_OSBA_BR_SWITCHING_CRASH                 /* FhG: issue 775: fix crash in OSBA with bitrate switching and output order lower than input order */
-
+#define NONBE_FIX_827_JBM_CREND_EARLY_REFLECTIONS             /* FhG: issue #827: Resolve "JBM Crend early reflections are wrong" */
 #define JBM_FOR_OSBA                                          /* FhG: implement OSBA format in the JBM path */
 #ifdef JBM_FOR_OSBA
 #define OSBA_ROOM_IR
diff --git a/lib_rend/ivas_crend.c b/lib_rend/ivas_crend.c
index 3a97128355bd85139f0925771b81eb90b75d2876..6582fecbacd7864ced79d5ed5fa98aebf345d88d 100644
--- a/lib_rend/ivas_crend.c
+++ b/lib_rend/ivas_crend.c
@@ -1968,7 +1968,11 @@ ivas_error ivas_rend_crendProcessSubframe(
         {
             if ( hCrend->reflections->use_er == 1 && hCrend->reflections->is_ready == 1 )
             {
+#ifdef NONBE_FIX_827_JBM_CREND_EARLY_REFLECTIONS
+                if ( ( error = ivas_er_process( hCrend->reflections, subframe_len, 0, tc_local, inConfig ) ) != IVAS_ERR_OK )
+#else
                 if ( ( error = ivas_er_process( hCrend->reflections, subframe_len, subframe_idx, output, inConfig ) ) != IVAS_ERR_OK )
+#endif
                 {
                     return error;
                 }