diff --git a/dump_manager.cpp b/dump_manager.cpp
index 21fca8a..9a8d0f4 100644
--- a/dump_manager.cpp
+++ b/dump_manager.cpp
@@ -136,8 +136,8 @@
     while (iter != entries.end())
     {
         auto& entry = iter->second;
-        entry->delete_();
         ++iter;
+        entry->delete_();
     }
 }