diff --git a/reg-tests/checks/s00004.vtc b/reg-tests/checks/s00004.vtc
index 1caeea1..87cc570 100644
--- a/reg-tests/checks/s00004.vtc
+++ b/reg-tests/checks/s00004.vtc
@@ -1,4 +1,5 @@
 varnishtest "Health-check test over TLS/SSL"
+#REQUIRE_OPTIONS=OPENSSL
 feature ignore_unknown_macro
 
 
diff --git a/reg-tests/connection/b00000.vtc b/reg-tests/connection/b00000.vtc
index f4206eb..b5b0629 100644
--- a/reg-tests/connection/b00000.vtc
+++ b/reg-tests/connection/b00000.vtc
@@ -9,6 +9,7 @@
 # without storing it first.
 
 varnishtest "PROXY protocol random failures"
+#REQUIRE_OPTIONS=OPENSSL
 
 feature ignore_unknown_macro
 
diff --git a/reg-tests/http-rules/h00003.vtc b/reg-tests/http-rules/h00003.vtc
index 64cedc2..5bf94fc 100644
--- a/reg-tests/http-rules/h00003.vtc
+++ b/reg-tests/http-rules/h00003.vtc
@@ -1,4 +1,5 @@
 varnishtest "haproxy host header: map / redirect tests"
+#REQUIRE_OPTIONS=PCRE
 feature ignore_unknown_macro
 
 #REQUIRE_VERSION=1.6
diff --git a/reg-tests/peers/s_tls_basic_sync.vtc b/reg-tests/peers/s_tls_basic_sync.vtc
index 81ab7ba..6710d31 100644
--- a/reg-tests/peers/s_tls_basic_sync.vtc
+++ b/reg-tests/peers/s_tls_basic_sync.vtc
@@ -1,4 +1,5 @@
 vtest "Basic test for peers protocol over SSL/TLS"
+#REQUIRE_OPTIONS=OPENSSL
 feature ignore_unknown_macro
 
 haproxy h1 -arg "-L A" -conf {
diff --git a/reg-tests/ssl/b00000.vtc b/reg-tests/ssl/b00000.vtc
index 30030e3..9171c45 100644
--- a/reg-tests/ssl/b00000.vtc
+++ b/reg-tests/ssl/b00000.vtc
@@ -17,6 +17,7 @@
 
 
 varnishtest "OpenSSL bug: Random crashes"
+#REQUIRE_OPTIONS=OPENSSL
 feature ignore_unknown_macro