diff --git a/lib_com/options.h b/lib_com/options.h
index fda3eb0d4df7e69f5225e6084a9f972b11c68153..7ae362777bcaf7add3a7b4577ee945a202bb3c08 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -159,6 +159,7 @@
 #define FIX_1024_REMOVE_PARAMMC_MIXING_MAT              /* VA: issue 1024: remove unused function ivas_param_mc_get_mono_stereo_mixing_matrices() */
 #define FIX_1023_REMOVE_PARAMMC_DEC                     /* VA: issue 1023: remove unused function ivas_param_mc_dec() */
 #define FIX_1022_REMOVE_PARAMISM_DEC                    /* VA: issue 1022: remove unused function ivas_param_ism_dec() */
+#define FIX_1033_MEMORY_LEAK_OMASA                      /* Nokia / Orange: issue #1033: Memory leak in OMASA to BINAURAL with HRTF with bitrate switching */
 
 #define FIX_1035_HT_OSBA                                /* Dlb: issue 1035: Issue with headtracking in OSBA*/
 /* #################### End BE switches ################################## */
diff --git a/lib_dec/ivas_mct_dec.c b/lib_dec/ivas_mct_dec.c
index 1df83b0ce57feeca4685e83bbccb1472a060b9dc..e0ef92ecfc602e444bf47164fe023fe9f8b22962 100644
--- a/lib_dec/ivas_mct_dec.c
+++ b/lib_dec/ivas_mct_dec.c
@@ -1210,8 +1210,15 @@ static ivas_error ivas_mc_dec_reconfig(
 
             if ( st_ivas->hBinRendererTd != NULL && ( st_ivas->renderer_type != RENDERER_BINAURAL_OBJECTS_TD ) )
             {
-                ivas_td_binaural_close( &st_ivas->hBinRendererTd );
-                st_ivas->hHrtfTD = NULL;
+#ifdef FIX_1033_MEMORY_LEAK_OMASA
+                if ( st_ivas->hBinRendererTd->HrFiltSet_p->ModelParams.modelROM == TRUE )
+                {
+#endif
+                    ivas_td_binaural_close( &st_ivas->hBinRendererTd );
+                    st_ivas->hHrtfTD = NULL;
+#ifdef FIX_1033_MEMORY_LEAK_OMASA
+                }
+#endif
             }
 
 #ifdef SPLIT_REND_WITH_HEAD_ROT
diff --git a/lib_dec/ivas_omasa_dec.c b/lib_dec/ivas_omasa_dec.c
index 763c37a709d4613370a1c4a0b6fd01dd9bcbaf08..b1a0a0e9eece6c22656bbbe2729b3f5d0fe79dc7 100644
--- a/lib_dec/ivas_omasa_dec.c
+++ b/lib_dec/ivas_omasa_dec.c
@@ -378,11 +378,17 @@ ivas_error ivas_omasa_dec_config(
             if ( st_ivas->ism_mode == ISM_MASA_MODE_DISC )
             {
                 /* Allocate TD renderer for the objects in DISC mode */
-                if ( ( error = ivas_td_binaural_open( st_ivas ) ) != IVAS_ERR_OK )
+#ifdef FIX_1033_MEMORY_LEAK_OMASA
+                if ( st_ivas->hBinRendererTd == NULL )
                 {
-                    return error;
+#endif
+                    if ( ( error = ivas_td_binaural_open( st_ivas ) ) != IVAS_ERR_OK )
+                    {
+                        return error;
+                    }
+#ifdef FIX_1033_MEMORY_LEAK_OMASA
                 }
-
+#endif
                 /* Allocate 'hIsmRendererData' handle and memory for delay buffer within 'hMasaIsmData' */
                 if ( ( error = ivas_omasa_separate_object_renderer_open( st_ivas ) ) != IVAS_ERR_OK )
                 {
@@ -391,10 +397,16 @@ ivas_error ivas_omasa_dec_config(
             }
             else
             {
-                /* TD renderer handle */
-                ivas_td_binaural_close( &st_ivas->hBinRendererTd );
-                st_ivas->hHrtfTD = NULL;
-
+#ifdef FIX_1033_MEMORY_LEAK_OMASA
+                if ( st_ivas->hBinRendererTd != NULL && st_ivas->hBinRendererTd->HrFiltSet_p->ModelParams.modelROM == TRUE )
+                {
+#endif
+                    /* TD renderer handle */
+                    ivas_td_binaural_close( &st_ivas->hBinRendererTd );
+                    st_ivas->hHrtfTD = NULL;
+#ifdef FIX_1033_MEMORY_LEAK_OMASA
+                }
+#endif
                 /* ISM renderer handle + ISM data handle */
                 ivas_omasa_separate_object_renderer_close( st_ivas );
             }