diff --git a/wolfssl/ssl.h b/wolfssl/ssl.h
index 04c8428ac..e5d594eab 100644
--- a/wolfssl/ssl.h
+++ b/wolfssl/ssl.h
@@ -1517,7 +1517,9 @@ WOLFSSL_API WOLFSSL_X509*
 WOLFSSL_API int wolfSSL_i2d_X509(WOLFSSL_X509* x509, unsigned char** out);
 WOLFSSL_API WOLFSSL_X509_CRL *wolfSSL_d2i_X509_CRL(WOLFSSL_X509_CRL **crl,
                                                    const unsigned char *in, int len);
+#ifndef NO_FILESYSTEM
 WOLFSSL_API WOLFSSL_X509_CRL *wolfSSL_d2i_X509_CRL_fp(WOLFSSL_X509_CRL **crl, XFILE file);
+#endif
 WOLFSSL_API void wolfSSL_X509_CRL_free(WOLFSSL_X509_CRL *crl);
 
 #ifndef NO_FILESYSTEM
@@ -2545,10 +2547,7 @@ WOLFSSL_API int wolfSSL_CTX_use_PrivateKey(WOLFSSL_CTX *ctx, WOLFSSL_EVP_PKEY *p
 WOLFSSL_API WOLFSSL_X509 *wolfSSL_PEM_read_bio_X509(WOLFSSL_BIO *bp, WOLFSSL_X509 **x, pem_password_cb *cb, void *u);
 WOLFSSL_API WOLFSSL_X509 *wolfSSL_PEM_read_bio_X509_AUX
         (WOLFSSL_BIO *bp, WOLFSSL_X509 **x, pem_password_cb *cb, void *u);
-WOLFSSL_API WOLFSSL_X509_CRL *wolfSSL_d2i_X509_CRL(WOLFSSL_X509_CRL **crl,
-                                                   const unsigned char *in, int len);
 #ifndef NO_FILESYSTEM
-WOLFSSL_API WOLFSSL_X509_CRL *wolfSSL_d2i_X509_CRL_fp(WOLFSSL_X509_CRL **crl, XFILE file);
 WOLFSSL_API WOLFSSL_X509_CRL *wolfSSL_PEM_read_X509_CRL(FILE *fp, WOLFSSL_X509_CRL **x,
                                                     pem_password_cb *cb, void *u);
 #endif