diff --git a/lib_com/ivas_fb_mixer_fx.c b/lib_com/ivas_fb_mixer_fx.c
index 3f1cb29e59419e072a55f2454f9200b21810036c..9d319ecf188a6d93714debb057642b6edd165910 100644
--- a/lib_com/ivas_fb_mixer_fx.c
+++ b/lib_com/ivas_fb_mixer_fx.c
@@ -1165,7 +1165,12 @@ static Word16 ivas_calculate_abs_fr_fx(
 
     FOR( i = 0; i < frame_len; i++ )
     {
+#ifdef FIX_BASOP_2642_INCORRECT_IF_THRESHOLD
+        test();
+        if ( LT_32( ppFilterbank_FRs_s_fx[i], 419430 ) )
+#else
         if ( ppFilterbank_FRs_s_fx[i] < 0 )
+#endif
         {
             ppFilterbank_FRs_s_fx[i] = 419430; // 0.1 in Q22
             move32();
diff --git a/lib_com/options.h b/lib_com/options.h
index 708911c0fd88b6f383abef2c193a2df162784818..59ab177560b9e613abd5bb27527a81e04f42eedc 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -97,6 +97,7 @@
 #define FIX_FLOAT_1600_OMASA_WRONG_RENDER_PATH          /* Nokia: float issue 1600: fix initialization condition of stereo type detection for OMASA */
 #define FIX_BASOP_2627_PARAM_MC_ILD_REMAP_EXP           /* FhG: BASOP #2627: accumulate 10^(ILD/10) using a dynamic exponent */
 #define FIX_BASOP_2635_EFAP_ADD_VERTEX_ELE_ROUND        /* FhG: BASOP #2635: round |elevation| with anint_fx before the 90deg subtraction in add_vertex_fx */
+#define FIX_BASOP_2642_INCORRECT_IF_THRESHOLD           /* Dolby: BASOP #2642: incorrect threshold 0.0 used instead of 0.1 in if condition */
 #define FIX_BASOP_2639_INCORRECT_ARRAY_INDEX            /* Dolby: BASOP #2639: incorrect array index in ivas_spar_unquant_dtx_indicies */
 #define FIX_BASOP_2640_MASA_STEREO_TYPE_ASSERT          /* Nokia: BASOP issue 2640: Fix assert by saturating shift when exponent difference is very large. */
 #define FIX_2636_OMASA_INTERFORMAT_BRATE                /* VA: basop issue 2636: Correct condition in function ivas_interformat_brate_fx() */