diff --git a/src/nfa/nfa.cc b/src/nfa/nfa.cc
index 4cef4d867..d403b0764 100644
--- a/src/nfa/nfa.cc
+++ b/src/nfa/nfa.cc
@@ -251,7 +251,7 @@ BoolVector Nfa::get_useful_states(bool stop_at_first_useful_state) const {
         // rec_call simulates call of the strongconnect. Since c++ cannot do continue over
         // multiple loops, we use rec_call to jump to the main loop
         bool rec_call = false;
-        while(act_state_data.current_move != act_state_data.end_move) {
+        for(;act_state_data.current_move != act_state_data.end_move;act_state_data.current_move++) {
             next_state = (*act_state_data.current_move).target;
             // if successor is useful, act_state is useful as well
             if(useful[next_state]) {
@@ -264,7 +264,6 @@ BoolVector Nfa::get_useful_states(bool stop_at_first_useful_state) const {
             } else if(node_info[next_state].on_stack) {
                 act_state_data.lowlink = std::min(act_state_data.lowlink, node_info[next_state].index);
             }
-            act_state_data.current_move++;
         }
         if(rec_call) continue;