diff --git a/lib_com/options.h b/lib_com/options.h
index 3c358ec83a0910b3e4c5219af88ab8384a81913e..78614182d46a6d3aea320161c3513ad1c3278b4f 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -117,6 +117,7 @@
 #define FIX_BASOP_2472_IGF_SP_AUD_DEC_CHAN              /* FhG: always use channel 1 for sp_aud_decision0[] being passed to ProcessIGF_ivas_fx() */
 #define FIX_BASOP_REMOVE_SYNTH2_FX                      /* FhG: Replace 32bit olapBufferSynth2_fx with 16bit olapBufferSynth2 buffer */
 #define FIX_FLOAT_1528_5MS_REND_ISM_META_DELAY_COMPENSATION  /* Nokia: float issue 1528: Fixes incorrect compensation for ISM metadata delay in 5ms TD rendering */
+#define FIX_2462_PARCOR_FIX                             /* VA: issue 2462: Fix bug in calculating parcor coefficient in Calc_rc0_h() */
 
 /* ##################### End NON-BE switches ########################### */
 
diff --git a/lib_com/swb_tbe_com_fx.c b/lib_com/swb_tbe_com_fx.c
index 8ad1288a7400a7a5d15fc39618486c717a5ec014..504b83759d930adb7349093a8dd390d78610d8b6 100644
--- a/lib_com/swb_tbe_com_fx.c
+++ b/lib_com/swb_tbe_com_fx.c
@@ -657,7 +657,12 @@ void Calc_rc0_h(
 #ifdef HARMONIZE_TBE3
     IF( element_mode != EVS_MONO && enc_dec == ENC )
     {
+#ifdef FIX_2462_PARCOR_FIX
+        tmp2 = shr( h[0], 2 );
+        L_acc = L_mult( tmp2, tmp2 );
+#else
         L_acc = L_mult( h[0], h[0] ); // TBV: shouldn't it be "shr( h[0], 2 )" ?
+#endif
         FOR( i = 1; i < LONG_H_ST; i++ )
         {
             tmp2 = shr( h[i], 2 );
@@ -669,9 +674,15 @@ void Calc_rc0_h(
 
         ptrs = h;
 
+#ifdef FIX_2462_PARCOR_FIX
+        temp = shr( *ptrs++, 2 );
+        move16();
+        L_acc = L_mac( L_acc, temp, shr( *ptrs, 2 ) );
+#else
         temp = *ptrs++;
         move16();
         L_acc = L_mult( temp, *ptrs );
+#endif
         FOR( i = 1; i < LONG_H_ST - 1; i++ )
         {
             temp = shr( *ptrs++, 2 );
@@ -703,7 +714,11 @@ void Calc_rc0_h(
             L_acc = L_mac( L_acc, temp, *ptrs );
         }
     }
+#ifdef FIX_2462_PARCOR_FIX
+    L_acc = L_shl_sat( L_acc, sh_acf );
+#else
     L_acc = L_shl( L_acc, sh_acf );
+#endif
     acf1 = extract_h( L_acc );
 
     /* Compute 1st parcor */