diff --git a/apps/renderer.c b/apps/renderer.c
index 0de22270e6fc4ce2bf200aaf9084f7d6e4daecae..3a4d4e1287451921d7366b579735826a78d9fceb 100644
--- a/apps/renderer.c
+++ b/apps/renderer.c
@@ -1278,6 +1278,9 @@ int main(
     {
         masaIds[i] = 0u;
     }
+#ifdef NONBE_1377_REND_DIRATT_CONF
+    IVAS_REND_SetObjectIDs( hIvasRend );
+#endif
 
     for ( i = 0; i < args.inConfig.numMultiChannelBuses; ++i )
     {
diff --git a/lib_com/common_api_types.h b/lib_com/common_api_types.h
index 66f2c2d740fe37baa18bdaa0dbc548c13b69d867..664f552c035c4856b4da866220f86c29e9de1afa 100644
--- a/lib_com/common_api_types.h
+++ b/lib_com/common_api_types.h
@@ -343,7 +343,6 @@ typedef struct _IVAS_RENDER_CONFIG
     Word16 directivity_fx[IVAS_MAX_NUM_OBJECTS * 3]; // has the following q-factor pattern: {6, 6, 15, 6, 6, 15, 6, 6, 15, 6, 6, 15}
     float distAtt[3];
     Word32 distAtt_fx[3]; /* {Q27, Q30, Q30} */
-
 } IVAS_RENDER_CONFIG_DATA, *IVAS_RENDER_CONFIG_HANDLE;
 
 typedef struct
diff --git a/lib_com/options.h b/lib_com/options.h
index b4d00a799392c2383306ed030c8bb38d087a2385..85f0ed654088090f2401b332b246d0267063b567 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -107,6 +107,7 @@
 #define NONBE_FIX_1143_MASA_BRSW                        /* Nok: Fix for issue 1143: MSAN use of uninitialized value in masa decoding to binaural with dtx bitrate switching and 5 % FER */
 #define NONBE_FIX_1220_OMASA_JBM_EXT_USAN               /* Nokia: fix issue 1220 OMASA EXT JBM USAN, also fix similar cases of free to avoid future problems */
 #define NONBE_FIX_1376_MDCT_CONCEALMENT                 /* FhG: fix concealment artifact in MDCT Stereo with DTX, in case transition frame gets lost */
+#define NONBE_1377_REND_DIRATT_CONF                     /* Eri: Issue 1377: Error in directivity attenuation configuration for both IVAS_dec and IVAS_rend */
 
 /* #################### End BASOP porting switches ############################ */
 
diff --git a/lib_rend/ivas_objectRenderer_fx.c b/lib_rend/ivas_objectRenderer_fx.c
index 850debb72510d383900f4431eed154c5dda2d275..0eb73f018317c06c5b7858b34f7063e80ac2be26 100644
--- a/lib_rend/ivas_objectRenderer_fx.c
+++ b/lib_rend/ivas_objectRenderer_fx.c
@@ -604,13 +604,16 @@ ivas_error TDREND_Update_object_positions_fx(
     const ISM_METADATA_HANDLE *hIsmMetaData            /* i  : Input metadata for ISM objects   */
 )
 {
+#ifndef NONBE_1377_REND_DIRATT_CONF
     TDREND_DirAtten_t *DirAtten_p;
+#endif
     Word16 nS;
     Word32 Pos_fx[3]; // Q25
     Word32 Dir_fx[3]; // Q30
     ivas_error error;
-
+#ifndef NONBE_1377_REND_DIRATT_CONF
     DirAtten_p = hBinRendererTd->DirAtten_p;
+#endif
 
     /* For each source, write the frame data to the source object*/
     FOR( nS = 0; nS < num_src; nS++ )
@@ -635,11 +638,12 @@ ivas_error TDREND_Update_object_positions_fx(
             {
                 return error;
             }
-
+#ifndef NONBE_1377_REND_DIRATT_CONF
             IF( NE_32( ( error = TDREND_MIX_SRC_SetDirAtten_fx( hBinRendererTd, nS, DirAtten_p ) ), IVAS_ERR_OK ) )
             {
                 return error;
             }
+#endif
 
             IF( hIsmMetaData[nS]->non_diegetic_flag )
             {
@@ -790,6 +794,9 @@ ivas_error ivas_td_binaural_open_ext_fx(
     RENDER_CONFIG_DATA *hRendCfg, /* i  : Renderer configuration */
     LSSETUP_CUSTOM_STRUCT *customLsInput,
     const Word32 outFs,
+#ifdef NONBE_1377_REND_DIRATT_CONF
+    const Word16 object_id, /* i: Object ID */
+#endif
     Word16 *SrcInd,
     Word16 *num_src )
 {
@@ -839,7 +846,11 @@ ivas_error ivas_td_binaural_open_ext_fx(
 
     if ( NULL != hRendCfg )
     {
+#ifdef NONBE_1377_REND_DIRATT_CONF
+        directivity_fx = hRendCfg->directivity_fx + 3 * object_id; /* Address calculation -- no BASOPs */
+#else
         directivity_fx = hRendCfg->directivity_fx;
+#endif
         distAtt_fx = hRendCfg->distAtt_fx;
     }
 
diff --git a/lib_rend/ivas_prot_rend_fx.h b/lib_rend/ivas_prot_rend_fx.h
index 32d3639beb5bd92b0f14b0286e33ecbb8330bf2f..57911331cb362b77ecee09647ca3ff61a47bffba 100644
--- a/lib_rend/ivas_prot_rend_fx.h
+++ b/lib_rend/ivas_prot_rend_fx.h
@@ -687,6 +687,9 @@ ivas_error ivas_td_binaural_open_ext_fx(
     RENDER_CONFIG_DATA *hRendCfg,                               /* i  : Renderer configuration                  */
     LSSETUP_CUSTOM_STRUCT *customLsInput,
     const Word32 output_Fs,
+#ifdef NONBE_1377_REND_DIRATT_CONF
+    const Word16 object_id,                                     /* i  : Object ID                               */
+#endif
     Word16 *SrcInd,
     Word16 *num_src
 );
diff --git a/lib_rend/lib_rend.h b/lib_rend/lib_rend.h
index 05b78f670f967cc2c76797c9c7187cf960105dc8..65cd20af3b54bad4a76ae1137932feaf512549dc 100644
--- a/lib_rend/lib_rend.h
+++ b/lib_rend/lib_rend.h
@@ -147,6 +147,12 @@ ivas_error IVAS_REND_ConfigureCustomInputLoudspeakerLayout(
     const IVAS_CUSTOM_LS_DATA layout                /* i  : custom loudspeaker layout for input                 */
 );
 
+#ifdef NONBE_1377_REND_DIRATT_CONF
+ivas_error IVAS_REND_SetObjectIDs(
+    IVAS_REND_HANDLE hIvasRend                      /* i/o: Renderer handle                                     */
+);
+#endif
+
 ivas_error IVAS_REND_SetInputGain_fx(
     IVAS_REND_HANDLE hIvasRend,                     /* i/o: Renderer handle             */
     const IVAS_REND_InputId inputId,                /* i  : ID of the input             */
diff --git a/lib_rend/lib_rend_fx.c b/lib_rend/lib_rend_fx.c
index c74d77bf9494e6cc72fae05897705cc76d0e4736..7b2b738558c4e0bc484214fe6b560258f7554993 100644
--- a/lib_rend/lib_rend_fx.c
+++ b/lib_rend/lib_rend_fx.c
@@ -131,6 +131,9 @@ typedef struct
     Word32 nonDiegeticPanGain_fx; /* Q31 */
     OMASA_ANA_HANDLE hOMasa;
     UWord16 total_num_objects;
+#ifdef NONBE_1377_REND_DIRATT_CONF
+    Word16 object_id;
+#endif
     Word32 ism_metadata_delay_ms_fx; /* Q0 */
 } input_ism;
 
@@ -1493,7 +1496,11 @@ static ivas_error setRendInputActiveIsm(
     test();
     IF( EQ_16( outConfig, IVAS_AUDIO_CONFIG_BINAURAL ) || EQ_16( outConfig, IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED ) || EQ_16( outConfig, IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) )
     {
+#ifdef NONBE_1377_REND_DIRATT_CONF
+        IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputIsm->tdRendWrapper, inConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate, inputIsm->object_id, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#else
         IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputIsm->tdRendWrapper, inConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#endif
         {
             return error;
         }
@@ -1526,7 +1533,11 @@ static ivas_error setRendInputActiveIsm(
         /* Open TD renderer wrappers */
         FOR( i = 0; i < MAX_HEAD_ROT_POSES - 1; ++i )
         {
+#ifdef NONBE_1377_REND_DIRATT_CONF
+            IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputIsm->splitTdRendWrappers[i], inConfig, hRendCfg, NULL, *inputIsm->base.ctx.pOutSampleRate, inputIsm->object_id, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#else
             IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputIsm->splitTdRendWrappers[i], inConfig, hRendCfg, NULL, *inputIsm->base.ctx.pOutSampleRate, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#endif
             {
                 return error;
             }
@@ -1560,7 +1571,11 @@ static ivas_error setRendInputActiveIsm(
     }
     ELSE
     {
+#ifdef NONBE_1377_REND_DIRATT_CONF
+        IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputIsm->tdRendWrapper, inConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate, inputIsm->object_id, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#else
         IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputIsm->tdRendWrapper, inConfig, hRendCfg, NULL, *rendCtx.pOutSampleRate, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#endif
         {
             return error;
         }
@@ -2512,7 +2527,11 @@ static ivas_error initMcBinauralRendering(
     {
         Word16 SrcInd[MAX_NUM_TDREND_CHANNELS];
         Word16 num_src;
+#ifdef NONBE_1377_REND_DIRATT_CONF
+        IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputMc->tdRendWrapper, inConfig, hRendCfg, &inputMc->customLsInput, outSampleRate, 0, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#else
         IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputMc->tdRendWrapper, inConfig, hRendCfg, &inputMc->customLsInput, outSampleRate, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#endif
         {
             return error;
         }
@@ -2548,7 +2567,11 @@ static ivas_error initMcBinauralRendering(
             /* Open TD renderer wrappers */
             FOR( i = 0; i < MAX_HEAD_ROT_POSES - 1; ++i )
             {
+#ifdef NONBE_1377_REND_DIRATT_CONF
+                IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputMc->splitTdRendWrappers[i], inConfig, hRendCfg, &inputMc->customLsInput, outSampleRate, 0, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#else
                 IF( NE_32( ( error = ivas_td_binaural_open_ext_fx( &inputMc->splitTdRendWrappers[i], inConfig, hRendCfg, &inputMc->customLsInput, outSampleRate, SrcInd, &num_src ) ), IVAS_ERR_OK ) )
+#endif
                 {
                     return error;
                 }
@@ -4176,6 +4199,34 @@ ivas_error IVAS_REND_ConfigureCustomInputLoudspeakerLayout(
     return IVAS_ERR_OK;
 }
 
+#ifdef NONBE_1377_REND_DIRATT_CONF
+/*-------------------------------------------------------------------*
+ * IVAS_REND_SetObjectIDs()
+ *
+ *
+ *-------------------------------------------------------------------*/
+
+ivas_error IVAS_REND_SetObjectIDs(
+    IVAS_REND_HANDLE hIvasRend /* i/o: Renderer handle            */
+)
+{
+    int16_t i;
+
+    /* Validate function arguments */
+    if ( hIvasRend == NULL )
+    {
+        return IVAS_ERR_UNEXPECTED_NULL_POINTER;
+    }
+
+    for ( i = 0; i < RENDERER_MAX_ISM_INPUTS; i++ )
+    {
+        hIvasRend->inputsIsm[i].object_id = i;
+    }
+
+    return IVAS_ERR_OK;
+}
+#endif
+
 /*-------------------------------------------------------------------*
  * IVAS_REND_SetInputGain()
  *