diff --git a/library/oid.c b/library/oid.c
index f3ab1bb..70b70a8 100644
--- a/library/oid.c
+++ b/library/oid.c
@@ -261,7 +261,7 @@
 {
     {
         { ADD_LEN( MBEDTLS_OID_BASIC_CONSTRAINTS ),    "id-ce-basicConstraints",   "Basic Constraints" },
-        MBEDTLS_EXT_BASIC_CONSTRAINTS,
+        MBEDTLS_X509_EXT_BASIC_CONSTRAINTS,
     },
     {
         { ADD_LEN( MBEDTLS_OID_KEY_USAGE ),            "id-ce-keyUsage",           "Key Usage" },
@@ -273,7 +273,7 @@
     },
     {
         { ADD_LEN( MBEDTLS_OID_SUBJECT_ALT_NAME ),     "id-ce-subjectAltName",     "Subject Alt Name" },
-        MBEDTLS_EXT_SUBJECT_ALT_NAME,
+        MBEDTLS_X509_EXT_SUBJECT_ALT_NAME,
     },
     {
         { ADD_LEN( MBEDTLS_OID_NS_CERT_TYPE ),         "id-netscape-certtype",     "Netscape Certificate Type" },