diff --git a/package/libvncserver/libvncserver.mk b/package/libvncserver/libvncserver.mk
index a96b8c554..f5a0aefca 100644
--- a/package/libvncserver/libvncserver.mk
+++ b/package/libvncserver/libvncserver.mk
@@ -23,10 +23,11 @@ ifneq ($(BR2_INET_IPV6),y)
 LIBVNCSERVER_CONF_OPT += --without-ipv6
 endif
 
-ifeq ($(BR2_PACKAGE_OPENSSL),y)
+# openssl supports needs pthread
+ifeq ($(BR2_PACKAGE_OPENSSL)$(BR2_TOOLCHAIN_HAS_THREADS),yy)
 LIBVNCSERVER_DEPENDENCIES += openssl
 else
-LIBVNCSERVER_CONF_OPT += --without-crypto
+LIBVNCSERVER_CONF_OPT += --without-crypto --without-ssl
 endif
 
 ifeq ($(BR2_PACKAGE_LIBGCRYPT),y)