diff --git a/decoder/ihevcd_parse_headers.c b/decoder/ihevcd_parse_headers.c
index b4f843b..4ac6420 100644
--- a/decoder/ihevcd_parse_headers.c
+++ b/decoder/ihevcd_parse_headers.c
@@ -1230,6 +1230,12 @@ IHEVCD_ERROR_T ihevcd_parse_sps(codec_t *ps_codec)
 
 
     ps_sps = (ps_codec->s_parse.ps_sps_base + MAX_SPS_CNT - 1);
+    /* Reset SPS to zero */
+    {
+        WORD16 *pi2_scaling_mat = ps_sps->pi2_scaling_mat;
+        memset(ps_sps, 0, sizeof(sps_t));
+        ps_sps->pi2_scaling_mat = pi2_scaling_mat;
+    }
     ps_sps->i1_sps_id = sps_id;
     ps_sps->i1_vps_id = vps_id;
     ps_sps->i1_sps_max_sub_layers = sps_max_sub_layers;