diff --git a/tests/api.c b/tests/api.c
index 5c68a1f34..166ff2490 100644
--- a/tests/api.c
+++ b/tests/api.c
@@ -27880,6 +27880,12 @@ static void test_wolfSSL_certs(void)
     ext = X509V3_EXT_i2d(NID_basic_constraints, crit, bc);
     AssertNotNull(ext);
     X509_EXTENSION_free(ext);
+
+    AssertNotNull(ext = X509_EXTENSION_new());
+    X509_EXTENSION_set_critical(ext, 1);
+    AssertIntEQ(X509_EXTENSION_set_object(ext,
+        OBJ_nid2obj(NID_basic_constraints)), SSL_SUCCESS);
+    X509_EXTENSION_free(ext);
 #endif
     AssertIntEQ(crit, 0);
     BASIC_CONSTRAINTS_free(bc);
diff --git a/wolfssl/openssl/x509.h b/wolfssl/openssl/x509.h
index a4ab4eace..995c9ab09 100644
--- a/wolfssl/openssl/x509.h
+++ b/wolfssl/openssl/x509.h
@@ -67,4 +67,8 @@
 
 #define XN_FLAG_MULTILINE       0xFFFF
 
+#define X509_EXTENSION_set_critical wolfSSL_X509_EXTENSION_set_critical
+#define X509_EXTENSION_set_object   wolfSSL_X509_EXTENSION_set_object
+#define X509_EXTENSION_set_data     wolfSSL_X509_EXTENSION_set_data
+
 #endif /* WOLFSSL_OPENSSL_509_H_ */