diff --git a/lib_com/options.h b/lib_com/options.h
index d6bbaf88a69b9efc91b235899b23992d49b2b11f..ef0f23f9da6a46ed75d5e6b42d0a1f7eb5800845 100755
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -128,6 +128,7 @@
 #define FIX_ISSUE_1185                          /* Ittiam: Fix for issue 1185: Assertion in ivas_dirac_dec_binaural_internal_fx() for crash in decoder in fft30_with_cmplx_data()*/
 #define FIX_ISSUE_1209                          /* Ittiam: Fix for issue 1209: Assertion exit in BASOP encoder (stereo_dmx_evs)*/
 #define FIX_ISSUE_1218                          /* Ittiam: Fix for issue 1218: Assert in stereo_dft_generate_comfort_noise_fx of BASOP decoder with BASOP MASA DTX bitstream at 32 kbps*/
+#define FIX_ISSUE_1290                          /* Ittiam: Fix for issue 1218: Assert in stereo_dft_generate_comfort_noise_fx of BASOP decoder with BASOP MASA DTX bitstream at 32 kbps*/
 #define IVAS_ISSUE_1188_EVS_CRASH               /* Ittiam: Fix for issue 1188: Issue due to ASAN */
 #define FIX_ISSUE_1155                          /* Ittiam: Fix for issue 1155: Encoder crash for Stereo at 32kbps in PostShortTerm_ivas_enc_fx()*/
 #define FIX_1010_OPT_DIV                        /* FhG: SVD complexity optimizations (non-be) */
diff --git a/lib_dec/acelp_core_dec_ivas_fx.c b/lib_dec/acelp_core_dec_ivas_fx.c
index e52c52c7c916ed88e95fccfbf4200f24d0272dc5..26252ab0a1943062567588759ad796aa51993e20 100644
--- a/lib_dec/acelp_core_dec_ivas_fx.c
+++ b/lib_dec/acelp_core_dec_ivas_fx.c
@@ -802,7 +802,11 @@ ivas_error acelp_core_dec_ivas_fx(
             Copy_Scale_sig( syn1_fx, temp_buf_fx, st->L_frame, sub( -1, st->Q_syn ) ); // Q_syn
             IF( st->hBWE_FD != NULL )
             {
+#ifdef FIX_ISSUE_1290
+                save_old_syn_fx( st->L_frame, temp_buf_fx, old_syn_12k8_16k_fx, st->hBWE_FD->old_syn_12k8_16k_fx, st->preemph_fac, &st->hBWE_FD->mem_deemph_old_syn_fx );
+#else
                 save_old_syn_fx( st->L_frame, syn1_fx, old_syn_12k8_16k_fx, st->hBWE_FD->old_syn_12k8_16k_fx, st->preemph_fac, &st->hBWE_FD->mem_deemph_old_syn_fx );
+#endif
             }
         }