diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index e0203b9..089438d 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -27,6 +27,7 @@
 #include <stdbool.h>
 #include <errno.h>
 #include <linux/bitmap.h>
+#include <linux/time64.h>
 
 #include "../../perf.h"
 #include "../debug.h"
@@ -426,8 +427,8 @@
 		if (!dict)
 			Py_FatalError("couldn't create Python dict");
 	}
-	s = nsecs / NSECS_PER_SEC;
-	ns = nsecs - s * NSECS_PER_SEC;
+	s = nsecs / NSEC_PER_SEC;
+	ns = nsecs - s * NSEC_PER_SEC;
 
 	scripting_context->event_data = data;
 	scripting_context->pevent = evsel->tp_format->pevent;