diff --git a/src/common/Utilities/EventProcessor.cpp b/src/common/Utilities/EventProcessor.cpp
index 3488d0ff3..3943a09b8 100644
--- a/src/common/Utilities/EventProcessor.cpp
+++ b/src/common/Utilities/EventProcessor.cpp
@@ -117,6 +117,7 @@ void EventProcessor::CancelEventGroup(uint8 group)
     {
         if (itr->second->m_eventGroup != group)
         {
+            ++itr;
             continue;
         }