diff --git a/package/etc/conf.d/destinations/splunk_hec.conf.tmpl b/package/etc/conf.d/destinations/splunk_hec.conf.tmpl
index 68320bc..463cba1 100644
--- a/package/etc/conf.d/destinations/splunk_hec.conf.tmpl
+++ b/package/etc/conf.d/destinations/splunk_hec.conf.tmpl
@@ -13,6 +13,8 @@ destination d_hec {
          headers("{{- getenv "SC4S_DEST_SPLUNK_DEST_SPLUNK_HEC_HEADERS" "Connection: close"}}")
          password("{{- getenv "SPLUNK_HEC_TOKEN"}}")
          persist-name("splunk_hec")
+         response-action(400 => drop, 404 => retry)
+
          {{- if eq (getenv "SC4S_DEST_SPLUNK_HEC_DISKBUFF_ENABLE" "yes") "yes"}}
 
          disk-buffer(
diff --git a/package/etc/conf.d/destinations/splunk_hec_internal.conf.tmpl b/package/etc/conf.d/destinations/splunk_hec_internal.conf.tmpl
index cca8862..2e9428b 100644
--- a/package/etc/conf.d/destinations/splunk_hec_internal.conf.tmpl
+++ b/package/etc/conf.d/destinations/splunk_hec_internal.conf.tmpl
@@ -13,6 +13,7 @@ destination d_hec_internal {
          headers("{{- getenv "SC4S_DEST_SPLUNK_DEST_SPLUNK_HEC_HEADERS" "Connection: close"}}")
          password("{{- getenv "SPLUNK_HEC_TOKEN"}}")
          persist-name("splunk_hec_internal")
+         response-action(400 => drop, 404 => retry)
 
          tls(peer-verify({{- getenv "SC4S_DEST_SPLUNK_HEC_TLS_VERIFY" "yes"}})
          {{- if ne (getenv "SC4S_DEST_SPLUNK_HEC_CIPHER_SUITE") ""}}
diff --git a/package/etc/conf.d/destinations/splunk_hec_metrics.conf.tmpl b/package/etc/conf.d/destinations/splunk_hec_metrics.conf.tmpl
index 7c97ce8..9c2bc50 100644
--- a/package/etc/conf.d/destinations/splunk_hec_metrics.conf.tmpl
+++ b/package/etc/conf.d/destinations/splunk_hec_metrics.conf.tmpl
@@ -12,6 +12,7 @@ destination d_hecmetrics {
          headers("{{- getenv "SC4S_DEST_SPLUNK_HEC_HEADERS" "Connection: close"}}")
          password("{{- getenv "SPLUNK_HEC_TOKEN"}}")
          persist-name("splunk_hec_metrics")
+         response-action(400 => drop, 404 => retry)
 
          tls(peer-verify({{- getenv "SC4S_DEST_SPLUNK_HEC_TLS_VERIFY" "yes"}})
          {{- if ne (getenv "SC4S_DEST_SPLUNK_HEC_CIPHER_SUITE") ""}}