diff --git a/examples/utils.c b/examples/utils.c
index 5c14e73..46ac07f 100644
--- a/examples/utils.c
+++ b/examples/utils.c
@@ -23,6 +23,9 @@
 #include <stdarg.h>
 #include <string.h>
 
+#include <libdivecomputer/datetime.h>
+#include <libdivecomputer/version.h>
+
 #include "utils.h"
 
 static FILE* g_logfile = NULL;
@@ -90,5 +93,12 @@ void message_set_logfile (const char* filename)
 #else
 		gettimeofday (&g_timestamp, NULL);
 #endif
+		dc_datetime_t dt = {0};
+		dc_ticks_t now = dc_datetime_now ();
+		dc_datetime_gmtime (&dt, now);
+		message ("DATETIME %u-%02u-%02uT%02u:%02u:%02uZ (%lu)\n",
+			dt.year, dt.month, dt.day, dt.hour, dt.minute, dt.second,
+			(unsigned long) now);
+		message ("VERSION %s\n", dc_version (NULL));
 	}
 }