diff --git a/src/inventory.cpp b/src/inventory.cpp
index ac57b9613bd4..f88a0187ba61 100644
--- a/src/inventory.cpp
+++ b/src/inventory.cpp
@@ -815,6 +815,7 @@ void location_inventory::dump_remove( std::vector<detached_ptr<item>> &dest )
             dest.push_back( detached_ptr<item>( elem_stack_iter ) );
         }
     }
+    inv.clear();
 }
 
 std::vector<detached_ptr<item>> location_inventory::dump_remove( )