diff --git a/lib_enc/ivas_mct_enc_mct_fx.c b/lib_enc/ivas_mct_enc_mct_fx.c
index aed6aefa4c2e1c4d6bce4e62c0923a448bd0a2b4..1a820ac96532be02dda38a0ce772fe6b1b6df6d3 100644
--- a/lib_enc/ivas_mct_enc_mct_fx.c
+++ b/lib_enc/ivas_mct_enc_mct_fx.c
@@ -997,7 +997,7 @@ void mctStereoIGF_enc_fx(
     Word32 *p_powerSpec_fx[NB_DIV];
 
     Word16 b, nSubframes, L_subframeTCX;
-    Word16 p_ch[2], n, ch, ch1, ch2, s = 31;
+    Word16 p_ch[2], n, ch, ch1, ch2;
     Word16 q_pSI_ch[2];
     Word16 q_pS_ch[2];
     Encoder_State *p_st[NB_DIV];
@@ -1072,39 +1072,20 @@ void mctStereoIGF_enc_fx(
             IF( NE_16( hMCT->hBlockData[b]->hStereoMdct->mdct_stereo_mode[n], hMCT->hBlockData[b]->hStereoMdct->IGFStereoMode[n] ) ||
                 EQ_16( hMCT->hBlockData[b]->hStereoMdct->mdct_stereo_mode[n], SMDCT_BW_MS ) )
             {
-                Word16 exp_powerSpec_tmp[CPE_CHANNELS];
-                Word16 exp_p_inv_spectrum[CPE_CHANNELS];
-                FOR( ch = 0; ch < CPE_CHANNELS; ch++ )
-                {
-                    s = s_min( s, sub( 31, p_st[ch]->hTcxEnc->spectrum_e[n] ) );
-                    s = s_min( s, q_pS_ch[ch] );
-                    s = s_min( s, q_pSI_ch[ch] );
-                }
+                Word16 exp_powerSpec_fx[CPE_CHANNELS], exp_powerSpecMsInv_fx[CPE_CHANNELS], exp_inv_spectrum_fx[CPE_CHANNELS];
+
                 FOR( ch = 0; ch < CPE_CHANNELS; ch++ )
                 {
-                    scale_sig32( p_st[ch]->hTcxEnc->spectrum_fx[0], N_MAX, sub( s, sub( 31, p_st[ch]->hTcxEnc->spectrum_e[0] ) ) );
-                    scale_sig32( p_inv_spectrum_fx[ch][0], L_FRAME48k, sub( s, sub( 31, p_st[ch]->hTcxEnc->spectrum_e[0] ) ) );
-                    p_st[ch]->hTcxEnc->spectrum_e[0] = sub( 31, s );
-                    p_st[ch]->hTcxEnc->spectrum_e[1] = sub( 31, s );
-                    move16();
+                    exp_powerSpec_fx[ch] = sub( Q31, q_pS_ch[ch] );
+                    exp_powerSpecMsInv_fx[ch] = sub( Q31, q_pSI_ch[ch] );
+                    exp_inv_spectrum_fx[ch] = p_st[ch]->hTcxEnc->spectrum_e[n];
                     move16();
-
-                    scale_sig32( p_powerSpecMsInv_fx[ch][0], L_FRAME48k, sub( s, q_pSI_ch[ch] ) );
-                    scale_sig32( &p_powerSpec_fx[ch][0], sts[ch]->hTcxEnc->L_frameTCX, sub( s, q_pS_ch[ch] ) );
-                    q_powerSpec[ch1] = s;
-                    q_powerSpec[ch2] = s;
                     move16();
                     move16();
                 }
-                exp_powerSpec_tmp[0] = p_st[0]->hTcxEnc->spectrum_e[0];
-                exp_powerSpec_tmp[1] = p_st[1]->hTcxEnc->spectrum_e[0];
-                exp_p_inv_spectrum[0] = exp_p_inv_spectrum[1] = p_st[0]->hTcxEnc->spectrum_e[0];
-                move16();
-                move16();
-                move16();
-                move16();
-                ProcessStereoIGF_fx( hMCT->hBlockData[b]->hStereoMdct, p_st, hMCT->hBlockData[b]->mask, p_orig_spectrum_fx, q_origSpec, q_origSpec, p_powerSpec_fx, exp_powerSpec_tmp,
-                                     p_powerSpecMsInv_fx, exp_powerSpec_tmp, p_inv_spectrum_fx, exp_p_inv_spectrum, n, sp_aud_decision0[ch1], p_st[0]->total_brate, 1 );
+
+                ProcessStereoIGF_fx( hMCT->hBlockData[b]->hStereoMdct, p_st, hMCT->hBlockData[b]->mask, p_orig_spectrum_fx, q_origSpec, q_origSpec, p_powerSpec_fx, exp_powerSpec_fx,
+                                     p_powerSpecMsInv_fx, exp_powerSpecMsInv_fx, p_inv_spectrum_fx, exp_inv_spectrum_fx, n, sp_aud_decision0[ch1], p_st[0]->total_brate, 1 );
             }
             ELSE
             {