diff --git a/lightlab/equipment/lab_instruments/HP_83712B_CWG.py b/lightlab/equipment/lab_instruments/HP_83712B_CWG.py
index 36d9ba8..f052606 100644
--- a/lightlab/equipment/lab_instruments/HP_83712B_CWG.py
+++ b/lightlab/equipment/lab_instruments/HP_83712B_CWG.py
@@ -14,7 +14,7 @@ def reset(self):
         self.write('*RST')
 
     def enable(self, newState=None):
-        trueWords = [True, 1, '1', 'ON']
+        trueWords = [True, 1, '1', 'ON', "+1"]
         if newState is not None:
             if newState:
                 self.write(f"OUTP ON")