diff --git a/wavemeter.json b/wavemeter.json
index 23e3976..7f4745d 100644
--- a/wavemeter.json
+++ b/wavemeter.json
@@ -13,5 +13,5 @@
     "ref_wavelength": 632.991372e-9,
 
     "position_mon_time": 0.25,
-    "duty_cycle": 0.5
+    "duty_cycle": 0.9
 }