diff --git a/lib/vtls/wolfssl.c b/lib/vtls/wolfssl.c
index 7da83b1201..7a16b8238b 100644
--- a/lib/vtls/wolfssl.c
+++ b/lib/vtls/wolfssl.c
@@ -1531,7 +1531,6 @@ static CURLcode wssl_verify_pinned(struct Curl_cfilter *cf,
                                    struct Curl_easy *data)
 {
   struct ssl_connect_data *connssl = cf->ctx;
-  struct wssl_ctx *wssl = (struct wssl_ctx *)connssl->backend;
 #ifndef CURL_DISABLE_PROXY
   const char * const pinnedpubkey = Curl_ssl_cf_is_proxy(cf) ?
     data->set.str[STRING_SSL_PINNEDPUBLICKEY_PROXY] :
@@ -1542,6 +1541,7 @@ static CURLcode wssl_verify_pinned(struct Curl_cfilter *cf,
 
   if(pinnedpubkey) {
 #ifdef KEEP_PEER_CERT
+    struct wssl_ctx *wssl = (struct wssl_ctx *)connssl->backend;
     WOLFSSL_X509 *x509;
     const char *x509_der;
     int x509_der_len;