diff --git a/VAX/tests/vax-diag_test.ini b/VAX/tests/vax-diag_test.ini
index fa70a85b..da461031 100644
--- a/VAX/tests/vax-diag_test.ini
+++ b/VAX/tests/vax-diag_test.ini
@@ -18,6 +18,7 @@
 #set cpu hist=20000
 #break A3B4 SHOW HIST=40
 cd %~p0
+set runlimit 2 minutes
 set env DIAG_QUIET_MODE=0
 if ("%1" == "-v") set console notelnet
 else set -qu console telnet=localhost:65432,telnet=buffered; set env -a DIAG_QUIET_MODE=1