diff --git a/lib_com/options.h b/lib_com/options.h
index e284d917ab6ee1d0f46a05dafb73fceaea7b3e8e..32cff6aa940080717a5f543c9d3c843c87333a42 100755
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -188,6 +188,7 @@
 #define NONBE_FIX_752_OSBA_MISCONFIG_MCT                      /* FhG: issue 752: misconfiguration of MCT causes crashes for coding with sampling rate under 48kHz at 256kbps*/
 #define NONBE_FIX_727_MC_PARAMUPMIX_HEADROTATION              /* Dlb : issue 727 : headrotation in MC paramupmix mode*/
 
+#define NONBE_FIX_722_MEMORY_LEAK_IN_PARAMUPMIX               /* Dlb : issue 722: memory leak fix in MC param upmix mode with BR switching*/
 #define NONBE_FIX_780_ISM_STARTS_WITH_SID                     /* VA: issue 780: fix Crash in ISM decoding when bitstream starts with an SID and output_config is not EXT */
 #define NONBE_FIX_ISM_DTX_INFINITE_CNG_ON_TRAILING_SILENCE    /* FhG: fix for cng in ISM DTX on sudden silence periods - JBM addon (issue 552) */
 #define NONBE_FIX_738_SBA_BR_SW_ASAN                          /* FhG: issue 738: fixes bug when switching to an MCT bitrate and previous frame was ACELP */
diff --git a/lib_dec/ivas_mct_dec.c b/lib_dec/ivas_mct_dec.c
index f6c32eae313623448a1d010495a39ad5c64275b9..425583a99af7bc73691dcfc68f99311bf1e4723b 100644
--- a/lib_dec/ivas_mct_dec.c
+++ b/lib_dec/ivas_mct_dec.c
@@ -951,10 +951,23 @@ static ivas_error ivas_mc_dec_reconfig(
             {
                 ivas_mct_dec_close( &st_ivas->hMCT );
             }
+#ifndef NONBE_FIX_722_MEMORY_LEAK_IN_PARAMUPMIX
+            /* LFE handle */
+            ivas_lfe_dec_close( &( st_ivas->hLFE ) );
+#endif
+        }
+#ifdef NONBE_FIX_722_MEMORY_LEAK_IN_PARAMUPMIX
+        else if ( last_mc_mode == MC_MODE_PARAMUPMIX )
+        {
+            ivas_mc_paramupmix_dec_close( &( st_ivas->hMCParamUpmix ) );
+        }
 
+        if ( st_ivas->hLFE != NULL )
+        {
             /* LFE handle */
             ivas_lfe_dec_close( &( st_ivas->hLFE ) );
         }
+#endif
     }
     else if ( st_ivas->mc_mode == MC_MODE_MCMASA )
     {
@@ -990,10 +1003,19 @@ static ivas_error ivas_mc_dec_reconfig(
         if ( last_mc_mode == MC_MODE_MCT )
         {
             ivas_mct_dec_close( &st_ivas->hMCT );
+#ifndef NONBE_FIX_722_MEMORY_LEAK_IN_PARAMUPMIX
+            /* LFE handle */
+            ivas_lfe_dec_close( &( st_ivas->hLFE ) );
+#endif
+        }
 
+#ifdef NONBE_FIX_722_MEMORY_LEAK_IN_PARAMUPMIX
+        if ( st_ivas->hLFE != NULL )
+        {
             /* LFE handle */
             ivas_lfe_dec_close( &( st_ivas->hLFE ) );
         }
+#endif
     }
 
     if ( st_ivas->mc_mode != MC_MODE_MCMASA )