diff --git a/libraries/AP_Common/time.h b/libraries/AP_Common/time.h
new file mode 100644
index 0000000000..e25748f5b9
--- /dev/null
+++ b/libraries/AP_Common/time.h
@@ -0,0 +1,6 @@
+#pragma once
+
+#include <time.h>
+
+// replacement for mktime()
+time_t ap_mktime(const struct tm *t);