diff --git a/lib/vtls/vtls.c b/lib/vtls/vtls.c
index 07054f39d2..1745fd8821 100644
--- a/lib/vtls/vtls.c
+++ b/lib/vtls/vtls.c
@@ -511,7 +511,7 @@ void Curl_ssl_close_all(struct Curl_easy *data)
 
 #if defined(USE_OPENSSL) || defined(USE_GNUTLS) || defined(USE_SCHANNEL) || \
   defined(USE_DARWINSSL) || defined(USE_POLARSSL) || defined(USE_NSS) || \
-  defined(USE_MBEDTLS)
+  defined(USE_MBEDTLS) || defined(USE_CYASSL)
 int Curl_ssl_getsock(struct connectdata *conn, curl_socket_t *socks,
                      int numsocks)
 {