diff --git a/src/parameters_parser.hh b/src/parameters_parser.hh
index 49d970f7..5b177bb3 100644
--- a/src/parameters_parser.hh
+++ b/src/parameters_parser.hh
@@ -117,6 +117,7 @@ struct ParametersParser
         }
 
         iterator& operator++() { ++m_index; return *this; }
+        iterator operator++(int) { auto copy = *this; ++m_index; return copy; }
 
         bool operator==(const iterator& other) const
         {