diff --git a/lib_com/options.h b/lib_com/options.h
index f5d236ae7d9d6be6b60560d1ae65834e72039802..1226491d10e2f56176913942bc9e905ad1fde580 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -90,6 +90,7 @@
 #define FIX_1819_EIGENVALUE_ERROR                            /* FhG: Workaround for zero eigenvalue: replace with epsilon if det != 0*/
 #define FIX_1990_SANITIZER_IN_REVERB_LOAD                    /* Nokia: Fix issue part of issue 1990 by introducing missing free of structure. */
 #define FIX_1995_REVERB_INIT                                 /* VA/Nokia: issue 1995: Fix use-of-uninitialized-value in ivas_binaural_reverb_init() */
+#define FIX_1996_MASKING_NOISE                               /* Dlb: Heavy precision loss in ola buffers causing discontinuity*/
 
 /* #################### Start BASOP porting switches ############################ */
 
diff --git a/lib_dec/acelp_core_dec_fx.c b/lib_dec/acelp_core_dec_fx.c
index 144762f74465a48ac42090424cd927fd82a691a2..cf32fdf5685c85d1ad738182bcf7bb4e3fc3dcf1 100644
--- a/lib_dec/acelp_core_dec_fx.c
+++ b/lib_dec/acelp_core_dec_fx.c
@@ -1637,12 +1637,16 @@ ivas_error acelp_core_dec_fx(
                                 IF( NE_16( st->element_mode, last_element_mode ) )
                                 {
                                     set16_fx( st->hFdCngDec->hFdCngCom->olapBufferSynth2, 0, st->hFdCngDec->hFdCngCom->fftlen );
+#ifdef FIX_1996_MASKING_NOISE
+                                    set32_fx( st->hFdCngDec->hFdCngCom->olapBufferSynth2_fx, 0, st->hFdCngDec->hFdCngCom->fftlen );
+#endif
                                 }
 
                                 Word32 psyn_32_fx[L_FRAME16k];
-                                Copy_Scale_sig_16_32_no_sat( psyn_fx, psyn_32_fx, st->hFdCngDec->hFdCngCom->frameSize, sub( Q6, st->Q_syn ) );                                                                // Q6
+                                Copy_Scale_sig_16_32_no_sat( psyn_fx, psyn_32_fx, st->hFdCngDec->hFdCngCom->frameSize, sub( Q6, st->Q_syn ) ); // Q6
+#ifndef FIX_1996_MASKING_NOISE
                                 Copy_Scale_sig_16_32_no_sat( st->hFdCngDec->hFdCngCom->olapBufferSynth2, st->hFdCngDec->hFdCngCom->olapBufferSynth2_fx, shl( st->hFdCngDec->hFdCngCom->frameSize, 1 ), Q15 ); // Q15
-
+#endif
                                 generate_masking_noise_ivas_fx( psyn_32_fx, &exp, st->hFdCngDec->hFdCngCom, st->hFdCngDec->hFdCngCom->frameSize, 0, 0, 0, st->element_mode, hStereoCng, nchan_out );
 
                                 Copy_Scale_sig_32_16( psyn_32_fx, psyn_fx, st->hFdCngDec->hFdCngCom->frameSize, sub( st->Q_syn, exp ) );                                                                // Q = st->Q_syn
@@ -1734,6 +1738,9 @@ ivas_error acelp_core_dec_fx(
                 IF( st->idchan == 0 )
                 {
                     set16_fx( st->hFdCngDec->hFdCngCom->olapBufferSynth2, 0, st->hFdCngDec->hFdCngCom->fftlen );
+#ifdef FIX_1996_MASKING_NOISE
+                    set32_fx( st->hFdCngDec->hFdCngCom->olapBufferSynth2_fx, 0, st->hFdCngDec->hFdCngCom->fftlen );
+#endif
                 }
                 IF( hStereoCng != NULL && ( st->idchan == 0 ) )
                 {
diff --git a/lib_dec/fd_cng_dec_fx.c b/lib_dec/fd_cng_dec_fx.c
index 47724c6e60bd360beff8fa830c88ee4e8e049ceb..000ef2ef3841379c80d7d2097610ad0eb2d5905d 100644
--- a/lib_dec/fd_cng_dec_fx.c
+++ b/lib_dec/fd_cng_dec_fx.c
@@ -88,6 +88,9 @@ void initFdCngDec_ivas_fx(
     hFdCngDec->hFdCngCom->olapBufferAna = hFdCngDec->olapBufferAna;
     set16_fx( hFdCngDec->olapBufferSynth2, 0, FFTLEN );
     hFdCngDec->hFdCngCom->olapBufferSynth2 = hFdCngDec->olapBufferSynth2;
+#ifdef FIX_1996_MASKING_NOISE
+    set32_fx( hFdCngDec->hFdCngCom->olapBufferSynth2_fx, 0, FFTLEN );
+#endif
 
     /* Set some counters and flags */