diff --git a/api/v01/vrp.rb b/api/v01/vrp.rb
index cb11eda33..b8f119236 100644
--- a/api/v01/vrp.rb
+++ b/api/v01/vrp.rb
@@ -402,6 +402,7 @@ def self.vrp_request_resolution(this)
         this.optional(:several_solutions, type: Integer, allow_blank: false, default: 1, desc: 'Return several solution computed with different matrices')
         this.optional(:batch_heuristic, type: Boolean, default: OptimizerWrapper.config[:debug][:batch_heuristic], desc: 'Compute each heuristic solution')
         this.optional(:variation_ratio, type: Integer, desc: 'Value of the ratio that will change the matrice')
+        this.optional(:repetition, type: Integer, documentation: { hidden: true }, desc: 'Number of times the optimization process is going to be repeated. Only the best solution is returned.')
         this.at_least_one_of :duration, :iterations, :iterations_without_improvment, :stable_iterations, :stable_coefficient, :initial_time_out, :minimum_duration
         this.mutually_exclusive :initial_time_out, :minimum_duration
       end
diff --git a/lib/interpreters/multi_trips.rb b/lib/interpreters/multi_trips.rb
index d47856b4d..01799c1fc 100644
--- a/lib/interpreters/multi_trips.rb
+++ b/lib/interpreters/multi_trips.rb
@@ -33,6 +33,7 @@ def expand(vrp)
           (0..vehicle.trips - 1).collect{ |index|
             new_vehicle = Marshal.load(Marshal.dump(vehicle))
             new_vehicle.id += "_trip_#{index}"
+            new_vehicle.trips = 1
             new_vehicle
           }
         else