diff --git a/reg-tests/http-messaging/http_bodyless_spliced_response.vtc b/reg-tests/http-messaging/http_bodyless_spliced_response.vtc
index 39d7aebe2d..73916f2241 100644
--- a/reg-tests/http-messaging/http_bodyless_spliced_response.vtc
+++ b/reg-tests/http-messaging/http_bodyless_spliced_response.vtc
@@ -2,6 +2,7 @@ varnishtest "A test to be sure payload is skipped for bodyless responses when sp
 
 feature cmd "$HAPROXY_PROGRAM -cc 'feature(LINUX_SPLICE)'"
 feature cmd "$HAPROXY_PROGRAM $HAPROXY_ARGS -cc 'enabled(FAST-FORWARD)'"
+feature cmd "$HAPROXY_PROGRAM $HAPROXY_ARGS -cc 'enabled(SPLICE)'"
 feature ignore_unknown_macro
 
 #REQUIRE_VERSION=2.4
diff --git a/reg-tests/http-messaging/http_splicing.vtc b/reg-tests/http-messaging/http_splicing.vtc
index e553cbf4b6..e86680bd55 100644
--- a/reg-tests/http-messaging/http_splicing.vtc
+++ b/reg-tests/http-messaging/http_splicing.vtc
@@ -5,6 +5,7 @@ varnishtest "A test to validate h1 splicing support"
 feature cmd "$HAPROXY_PROGRAM -cc 'version_atleast(2.6-dev0)'"
 feature cmd "$HAPROXY_PROGRAM -cc 'feature(LINUX_SPLICE)'"
 feature cmd "$HAPROXY_PROGRAM $HAPROXY_ARGS -cc 'enabled(FAST-FORWARD)'"
+feature cmd "$HAPROXY_PROGRAM $HAPROXY_ARGS -cc 'enabled(SPLICE)'"
 feature ignore_unknown_macro
 
 #REGTEST_TYPE=slow
diff --git a/reg-tests/http-messaging/http_splicing_chunk.vtc b/reg-tests/http-messaging/http_splicing_chunk.vtc
index d7d0bf2a99..e2e9f32ddd 100644
--- a/reg-tests/http-messaging/http_splicing_chunk.vtc
+++ b/reg-tests/http-messaging/http_splicing_chunk.vtc
@@ -5,6 +5,7 @@ varnishtest "A test to validate h1 splicing support for chunked messages"
 feature cmd "$HAPROXY_PROGRAM -cc 'version_atleast(2.9-dev0)'"
 feature cmd "$HAPROXY_PROGRAM -cc 'feature(LINUX_SPLICE)'"
 feature cmd "$HAPROXY_PROGRAM $HAPROXY_ARGS -cc 'enabled(FAST-FORWARD)'"
+feature cmd "$HAPROXY_PROGRAM $HAPROXY_ARGS -cc 'enabled(SPLICE)'"
 feature ignore_unknown_macro
 
 #REGTEST_TYPE=slow