diff --git a/lib_com/options.h b/lib_com/options.h
index 48d95867588603b678831904db481e27cfcb47a1..965e181727ff38eccaea67edebc1a8074b626c87 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -166,7 +166,7 @@
 #define FIX_835_PARAMMC_BUFFER_VALUES                   /* FhG: issue 835: wide range of buffer values for cx in ParamMC */
 #define NONBE_FIX_943_PORT_1208_DFT_STEREO_PLC_BURST    /* Ericsson: BASOP Issue 943, Float Issue 1208, fix for overflow of sample offset counter for burst error in DFT Stereo PLC. */
 #define FIX_903_ZERO_OUT_IMDCT_BUFFERS_FOR_MCT_IGNORE   /* FhG: zero out all relevant imdct buffers in MCT decoding of channels with mct_chan_mode == MCT_CHAN_MODE_IGNORE */
-
+#define FIX_853_DECODE_MASA_ISM_AZIMUTH_PREC_FP        /* Nokia: Fixes ivas_decode_masaism_metadata decision logic change due to precision difference; this is the fix in floating point */
 /* #################### End FIXES switches ############################ */
 
 #define BASOP_NOGLOB                                    /* Disable global symbols in BASOPs, Overflow/Carry in BASOPs disabled, additional BASOPs in case of Overflow */
diff --git a/lib_dec/ivas_masa_dec.c b/lib_dec/ivas_masa_dec.c
index d9369f31778328c82623c02ae9a44c628f7b2afe..f6b98a37fc6fc56e2afaaa9157eb9ef48521f0f8 100644
--- a/lib_dec/ivas_masa_dec.c
+++ b/lib_dec/ivas_masa_dec.c
@@ -1233,7 +1233,7 @@ static int16_t decode_lfe_to_total_energy_ratio(
 ivas_error ivas_masa_dec_reconfigure(
     Decoder_Struct *st_ivas,    /* i/o: IVAS decoder structure                                     */
     uint16_t *nSamplesRendered, /* o  : number of samples flushed from the previous frame (JBM)    */
-    int16_t *data /* o  : output synthesis signal                 */
+    int16_t *data               /* o  : output synthesis signal                 */
 )
 {
     int16_t n, tmp, num_bits;
@@ -1250,12 +1250,12 @@ ivas_error ivas_masa_dec_reconfigure(
     ivas_total_brate = st_ivas->hDecoderConfig->ivas_total_brate;
     last_ivas_total_brate = st_ivas->hDecoderConfig->last_ivas_total_brate;
 
-        if ( st_ivas->hSpatParamRendCom != NULL && st_ivas->hSpatParamRendCom->slot_size == st_ivas->hTcBuffer->n_samples_granularity )
-        {
-            mvs2s( st_ivas->hSpatParamRendCom->subframe_nbslots, st_ivas->hTcBuffer->subframe_nbslots, MAX_JBM_SUBFRAMES_5MS );
-            st_ivas->hTcBuffer->nb_subframes = st_ivas->hSpatParamRendCom->nb_subframes;
-            st_ivas->hTcBuffer->subframes_rendered = st_ivas->hSpatParamRendCom->subframes_rendered;
-        }
+    if ( st_ivas->hSpatParamRendCom != NULL && st_ivas->hSpatParamRendCom->slot_size == st_ivas->hTcBuffer->n_samples_granularity )
+    {
+        mvs2s( st_ivas->hSpatParamRendCom->subframe_nbslots, st_ivas->hTcBuffer->subframe_nbslots, MAX_JBM_SUBFRAMES_5MS );
+        st_ivas->hTcBuffer->nb_subframes = st_ivas->hSpatParamRendCom->nb_subframes;
+        st_ivas->hTcBuffer->subframes_rendered = st_ivas->hSpatParamRendCom->subframes_rendered;
+    }
 
     ivas_init_dec_get_num_cldfb_instances( st_ivas, &numCldfbAnalyses_old, &numCldfbSyntheses_old );
 
@@ -1350,7 +1350,7 @@ ivas_error ivas_masa_dec_reconfigure(
 
     if ( st_ivas->hDiracDecBin != NULL )
     {
-            /* regularization factor is bitrate-dependent */
+        /* regularization factor is bitrate-dependent */
         st_ivas->hDiracDecBin->reqularizationFactor = configure_reqularization_factor( st_ivas->ivas_format, st_ivas->hDecoderConfig->ivas_total_brate );
     }
 
@@ -2347,13 +2347,21 @@ static int16_t ivas_decode_masaism_metadata(
                 if ( azimuth * hMasaIsmData->q_azimuth_old[obj] > 0 )
                 {
                     delta_phi = 180.0f / (float) ( no_phi_masa[bits_ism[obj] - 1][idx_el] ); /* 360/2*/
+#ifdef FIX_853_DECODE_MASA_ISM_AZIMUTH_PREC_FP
+                    if ( roundf( 100 * ( no_phi_masa[bits_ism[obj] - 1][idx_el] ) * ( azimuth - hMasaIsmData->q_azimuth_old[obj] ) ) / (float) 100.0f > 180.0f )
+#else
                     if ( azimuth - hMasaIsmData->q_azimuth_old[obj] > delta_phi )
+#endif
                     {
                         azimuth -= delta_phi;
                     }
                     else
                     {
+#ifdef FIX_853_DECODE_MASA_ISM_AZIMUTH_PREC_FP
+                        if ( roundf( 100 * ( no_phi_masa[bits_ism[obj] - 1][idx_el] ) * ( hMasaIsmData->q_azimuth_old[obj] - azimuth ) ) / 100.0f > 180.0f )
+#else
                         if ( hMasaIsmData->q_azimuth_old[obj] - azimuth > delta_phi )
+#endif
                         {
                             azimuth += delta_phi;
                         }