diff --git a/tests/hamlibdatetime.h b/tests/hamlibdatetime.h
new file mode 100644
index 000000000..b31d6a142
--- /dev/null
+++ b/tests/hamlibdatetime.h
@@ -0,0 +1,2 @@
+// This date time is from the last commit to hamlib
+#define HAMLIBDATETIME "Sat May 23 10:39:01 2020 -0500"