diff --git a/library/x509_crl.c b/library/x509_crl.c
index 2191b47..8035ee4 100644
--- a/library/x509_crl.c
+++ b/library/x509_crl.c
@@ -716,7 +716,7 @@
 
     do
     {
-#if defined(POLARSSL_RSASSA_PSS_CERTIFICATES)
+#if defined(POLARSSL_X509_RSASSA_PSS_SUPPORT)
         polarssl_free( crl_cur->sig_opts );
 #endif