--- a/nDPI/src/lib/protocols/netflow.c
+++ b/nDPI/src/lib/protocols/netflow.c
@@ -19,6 +19,7 @@
 
 
 #include "ipq_utils.h"
+#include <time.h> /* time() */
 
 #ifdef NTOP_PROTOCOL_NETFLOW
 
--- a/nDPI/src/lib/protocols/ssl.c
+++ b/nDPI/src/lib/protocols/ssl.c
@@ -22,6 +22,7 @@
 
 
 #include "ipq_utils.h"
+#include <ctype.h> /* isalpha() isdigit() ... */
 
 #ifdef IPOQUE_PROTOCOL_SSL