diff --git a/lib_com/ivas_sns_com_fx.c b/lib_com/ivas_sns_com_fx.c
index 0e414f6d5b423e349119218d1a145a6eadaff4cf..627f72423d94b1b3c1dd7c9f0aeb60e0c3691510 100644
--- a/lib_com/ivas_sns_com_fx.c
+++ b/lib_com/ivas_sns_com_fx.c
@@ -143,7 +143,7 @@ void sns_compute_scf_fx(
     /* Noise floor at -40dB */
     sum = 0;
     for (Word16 ind = 0; ind < FDNS_NPTS; ind++) {
-        sum += (Word64)xs[i];
+        sum += (Word64)xs[ind];
     }
     mean = (Word32)(sum >> 6);