diff --git a/src/audio/tdfb/tdfb_direction.c b/src/audio/tdfb/tdfb_direction.c
index 8bb87a973406..73617d144657 100644
--- a/src/audio/tdfb/tdfb_direction.c
+++ b/src/audio/tdfb/tdfb_direction.c
@@ -280,9 +280,9 @@ static void level_update(struct tdfb_comp_data *cd, int frames, int ch_count, in
 	/* Calculate mean square level */
 	for (n = 0; n < frames; n++) {
 		s = *p;
+		tmp += ((int32_t)s * s);
 		p += ch_count;
 		tdfb_cinc_s16(&p, cd->direction.d_end, cd->direction.d_size);
-		tmp += ((int64_t)s * s);
 	}
 
 	/* Calculate mean square power */