diff --git a/src/file_analysis/analyzer/x509/X509.cc b/src/file_analysis/analyzer/x509/X509.cc
index e85bc5615d..1189e55eaa 100644
--- a/src/file_analysis/analyzer/x509/X509.cc
+++ b/src/file_analysis/analyzer/x509/X509.cc
@@ -300,7 +300,11 @@ void file_analysis::X509::ParseExtension(X509_EXTENSION* ex)
 	else if ( OBJ_obj2nid(ext_asn) == NID_subject_alt_name )
 		ParseSAN(ex);
 
+#ifdef NID_ct_cert_scts
 	else if ( OBJ_obj2nid(ext_asn) == NID_ct_cert_scts || OBJ_obj2nid(ext_asn) == NID_ct_precert_scts )
+#else
+	else if ( strcmp(oid, "1.3.6.1.4.1.11129.2.4.2") == 0 || strcmp(oid, "1.3.6.1.4.1.11129.2.4.4") == 0 )
+#endif
 		ParseSignedCertificateTimestamps(ex);
 	}