diff --git a/lib_com/options.h b/lib_com/options.h
index 3446764d7f27c443d43e6726c18041e10d74ef08..bbfdfd6d81995ce973d0505d57e6cd066452f57a 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -174,6 +174,7 @@
 
 #define NON_BE_FIX_1137_GSC_IVAS_FXFLT_DECODING               /* VA: Add fix point bit allocation for special GSC mode such that float and fixed point have the same final bit allocation */
 #define NONBE_FIX_1132_THRESHOLD_POW_IN_SWB_TBE               /* VA: issue 1132: prevent division by extremely low energy value in SWB TBE */
+#define NONBE_FIX_1141_OSBA_ROOM_RENDERING                    /* FhG: Fix for issue 1141: render objects in OSBA decoder with room effect */
 
 /* ##################### End NON-BE switches ########################### */
 
diff --git a/lib_dec/ivas_dirac_dec.c b/lib_dec/ivas_dirac_dec.c
index 9bf0f5ef60ee3d6d86ee13725534aa5c2bad944a..92df8019291548ce7fdf50be40d5b74d54211604 100644
--- a/lib_dec/ivas_dirac_dec.c
+++ b/lib_dec/ivas_dirac_dec.c
@@ -2232,19 +2232,27 @@ void ivas_dirac_dec_render_sf(
                 int16_t az1, el1;
                 int16_t n_slots_to_render;
                 int16_t n_samples_to_render;
+#ifndef NONBE_FIX_1141_OSBA_ROOM_RENDERING
                 int16_t interp_offset;
+#endif
                 float gain, prev_gain;
 
                 num_objects = st_ivas->nchan_ism;
                 nchan_out_woLFE = st_ivas->hIntSetup.nchan_out_woLFE;
                 n_slots_to_render = st_ivas->hSpar->subframe_nbslots[st_ivas->hSpar->subframes_rendered];
                 n_samples_to_render = hSpatParamRendCom->num_freq_bands * n_slots_to_render;
+#ifndef NONBE_FIX_1141_OSBA_ROOM_RENDERING
                 interp_offset = st_ivas->hTcBuffer->n_samples_rendered;
+#endif
 
                 if ( st_ivas->hCombinedOrientationData && st_ivas->hCombinedOrientationData->enableCombinedOrientation[0] )
                 {
                     ivas_jbm_dec_get_adapted_linear_interpolator( n_samples_to_render, n_samples_to_render, st_ivas->hIsmRendererData->interpolator );
+#ifdef NONBE_FIX_1141_OSBA_ROOM_RENDERING
+                    st_ivas->hIsmRendererData->interp_offset = 0;
+#else
                     interp_offset = 0;
+#endif
                 }
 
                 for ( i = 0; i < num_objects; i++ )
@@ -2274,7 +2282,12 @@ void ivas_dirac_dec_render_sf(
                             float *tc_re, *tc_im;
                             float *w1, w2;
 
+#ifdef NONBE_FIX_1141_OSBA_ROOM_RENDERING
+                            w1 = &st_ivas->hIsmRendererData->interpolator[st_ivas->hIsmRendererData->interp_offset];
+#else
                             w1 = &st_ivas->hIsmRendererData->interpolator[interp_offset];
+#endif
+
                             tc_re = pppQMfFrame_ts_re[nchan_transport + i][0];
                             tc_im = pppQMfFrame_ts_im[nchan_transport + i][0];
 
@@ -2302,6 +2315,9 @@ void ivas_dirac_dec_render_sf(
                     }
                 }
             }
+#ifdef NONBE_FIX_1141_OSBA_ROOM_RENDERING
+            st_ivas->hIsmRendererData->interp_offset += hSpatParamRendCom->num_freq_bands * st_ivas->hSpar->subframe_nbslots[st_ivas->hSpar->subframes_rendered];
+#endif
         }
 
         if ( st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || st_ivas->hDecoderConfig->output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM )
diff --git a/lib_dec/ivas_ism_param_dec.c b/lib_dec/ivas_ism_param_dec.c
index 01efe5669d2d061f105332baa8df2039a0d2e523..534f4971d6ea6acb98d0df9d687362a0909eda07 100644
--- a/lib_dec/ivas_ism_param_dec.c
+++ b/lib_dec/ivas_ism_param_dec.c
@@ -711,7 +711,11 @@ void ivas_ism_dec_digest_tc(
 
             if ( st_ivas->renderer_type == RENDERER_SBA_LINEAR_ENC ||
                  st_ivas->renderer_type == RENDERER_OSBA_AMBI ||
-                 st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV )
+                 st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV
+#ifdef NONBE_FIX_1141_OSBA_ROOM_RENDERING
+                 || ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM && st_ivas->ivas_format == SBA_ISM_FORMAT && st_ivas->ism_mode == ISM_SBA_MODE_DISC )
+#endif
+            )
             {
                 st_ivas->hIsmRendererData->interpolator[0] = 0.0f;
                 for ( i = 1; i < interpolator_length; i++ )
@@ -731,6 +735,9 @@ void ivas_ism_dec_digest_tc(
         {
             ivas_jbm_dec_get_adapted_linear_interpolator( (int16_t) ( st_ivas->hDecoderConfig->output_Fs / FRAMES_PER_SEC ), st_ivas->hTcBuffer->n_samples_available, st_ivas->hIsmRendererData->interpolator );
         }
+#ifdef NONBE_FIX_1141_OSBA_ROOM_RENDERING
+        st_ivas->hIsmRendererData->interp_offset = 0;
+#endif
 
         /* also get the gains here */
         for ( i = 0; i < st_ivas->nchan_ism; i++ )
@@ -749,7 +756,11 @@ void ivas_ism_dec_digest_tc(
 
                 if ( ( st_ivas->renderer_type == RENDERER_TD_PANNING ||
                        st_ivas->renderer_type == RENDERER_OSBA_LS ||
-                       st_ivas->renderer_type == RENDERER_BINAURAL_MIXER_CONV_ROOM ) &&
+                       st_ivas->renderer_type == RENDERER_BINAURAL_MIXER_CONV_ROOM
+#ifdef NONBE_FIX_1141_OSBA_ROOM_RENDERING
+                       || ( st_ivas->renderer_type == RENDERER_BINAURAL_FASTCONV_ROOM && st_ivas->ivas_format == SBA_ISM_FORMAT && st_ivas->ism_mode == ISM_SBA_MODE_DISC )
+#endif
+                           ) &&
                      st_ivas->hCombinedOrientationData == NULL )
                 {
                     if ( st_ivas->hIntSetup.is_planar_setup )
diff --git a/lib_dec/ivas_stat_dec.h b/lib_dec/ivas_stat_dec.h
index 8f096dd7050b722fccab1c42f2220fd05079222a..961faa49122a1b7620d6bcf9a8e544c67b51bab3 100644
--- a/lib_dec/ivas_stat_dec.h
+++ b/lib_dec/ivas_stat_dec.h
@@ -807,6 +807,9 @@ typedef struct renderer_struct
     float prev_gains[MAX_NUM_OBJECTS][MAX_OUTPUT_CHANNELS];
     float *interpolator;
     int16_t interpolator_length;
+#ifdef NONBE_FIX_1141_OSBA_ROOM_RENDERING
+    int16_t interp_offset;
+#endif
     float gains[MAX_NUM_OBJECTS][MAX_OUTPUT_CHANNELS];
 
 } ISM_RENDERER_DATA, *ISM_RENDERER_HANDLE;