diff --git a/rtgui/spot.cc b/rtgui/spot.cc
index a90c495d0..1f3759c6b 100644
--- a/rtgui/spot.cc
+++ b/rtgui/spot.cc
@@ -95,7 +95,7 @@ Spot::Spot() :
 
     auto m = ProcEventMapper::getInstance();
     EvSpotEnabled = m->newEvent(ALLNORAW, "TP_SPOT_LABEL");
-    EvSpotEnabledOPA = m->newEvent(SPOTADJUST, "");
+    EvSpotEnabledOPA = m->newEvent(SPOTADJUST, "TP_SPOT_LABEL");
     EvSpotEntry = m->newEvent(SPOTADJUST, "HISTORY_MSG_SPOT_ENTRY");
     EvSpotEntryOPA = m->newEvent(SPOTADJUST, "HISTORY_MSG_SPOT_ENTRY");