diff --git a/src/daemon/https/tls/gnutls_int.h b/src/daemon/https/tls/gnutls_int.h
index 80ee3467..25a861ed 100644
--- a/src/daemon/https/tls/gnutls_int.h
+++ b/src/daemon/https/tls/gnutls_int.h
@@ -36,7 +36,9 @@
  */
 #define KEYRING_HACK
 
+#ifndef MAX
 #define MAX(X,Y) ((X) > (Y) ? (X) : (Y))
+#endif
 
 #define MAX32 4294967295
 #define MAX24 16777215
diff --git a/src/daemon/https/x509/x509.h b/src/daemon/https/x509/x509.h
index 68a6ce89..9a01d95b 100644
--- a/src/daemon/https/x509/x509.h
+++ b/src/daemon/https/x509/x509.h
@@ -25,7 +25,9 @@
 #ifndef X509_H
 #define X509_H
 
+#ifndef MIN
 #define MIN(X,Y) ((X) > (Y) ? (Y) : (X));
+#endif
 
 #ifdef __cplusplus
 extern "C"