diff --git a/ortools/constraint_solver/csharp/routing_index_manager.i b/ortools/constraint_solver/csharp/routing_index_manager.i
index 9ee44ce07a..0b36f4f0d4 100644
--- a/ortools/constraint_solver/csharp/routing_index_manager.i
+++ b/ortools/constraint_solver/csharp/routing_index_manager.i
@@ -30,17 +30,22 @@ DEFINE_INDEX_TYPE_TYPEDEF(operations_research::RoutingNodeIndex,
 namespace operations_research {
 
 %unignore RoutingIndexManager;
-%unignore RoutingIndexManager::RoutingIndexManager(int, int, NodeIndex);
-%unignore RoutingIndexManager::RoutingIndexManager(int, int, const std::vector<NodeIndex>&, const std::vector<NodeIndex>&);
-%unignore RoutingIndexManager::~RoutingIndexManager;
 %unignore RoutingIndexManager::GetStartIndex;
 %unignore RoutingIndexManager::GetEndIndex;
-%rename (GetNumberOfNodes) RoutingIndexManager::num_nodes;
-%rename (GetNumberOfVehicles) RoutingIndexManager::num_vehicles;
-%rename (GetNumberOfIndices) RoutingIndexManager::num_indices;
 %unignore RoutingIndexManager::IndexToNode;
 %unignore RoutingIndexManager::NodeToIndex;
 %unignore RoutingIndexManager::NodesToIndices;
+%unignore RoutingIndexManager::RoutingIndexManager(
+    int, int,
+    NodeIndex);
+%unignore RoutingIndexManager::RoutingIndexManager(
+    int, int,
+    const std::vector<NodeIndex>&,
+    const std::vector<NodeIndex>&);
+%rename (GetNumberOfNodes) RoutingIndexManager::num_nodes;
+%rename (GetNumberOfVehicles) RoutingIndexManager::num_vehicles;
+%rename (GetNumberOfIndices) RoutingIndexManager::num_indices;
+%unignore RoutingIndexManager::~RoutingIndexManager;
 
 }  // namespace operations_research
 
diff --git a/ortools/constraint_solver/java/routing_index_manager.i b/ortools/constraint_solver/java/routing_index_manager.i
index 40fe362b5a..d206550f0f 100644
--- a/ortools/constraint_solver/java/routing_index_manager.i
+++ b/ortools/constraint_solver/java/routing_index_manager.i
@@ -30,9 +30,14 @@ DEFINE_INDEX_TYPE_TYPEDEF(operations_research::RoutingNodeIndex,
 namespace operations_research {
 
 %unignore RoutingIndexManager;
-%unignore RoutingIndexManager::RoutingIndexManager(int, int, NodeIndex);
-%unignore RoutingIndexManager::RoutingIndexManager(int, int, const std::vector<NodeIndex>&, const std::vector<NodeIndex>&);
 %unignore RoutingIndexManager::~RoutingIndexManager;
+%unignore RoutingIndexManager::RoutingIndexManager(
+    int, int,
+    NodeIndex);
+%unignore RoutingIndexManager::RoutingIndexManager(
+    int, int,
+    const std::vector<NodeIndex>&,
+    const std::vector<NodeIndex>&);
 %rename (getStartIndex) RoutingIndexManager::GetStartIndex;
 %rename (getEndIndex) RoutingIndexManager::GetEndIndex;
 %rename (getNumberOfNodes) RoutingIndexManager::num_nodes;
diff --git a/ortools/constraint_solver/python/routing_index_manager.i b/ortools/constraint_solver/python/routing_index_manager.i
index 0809d6e0ad..4f73fd6347 100644
--- a/ortools/constraint_solver/python/routing_index_manager.i
+++ b/ortools/constraint_solver/python/routing_index_manager.i
@@ -36,9 +36,11 @@ namespace operations_research {
 %unignore RoutingIndexManager::IndexToNode;
 %unignore RoutingIndexManager::NodeToIndex;
 %unignore RoutingIndexManager::RoutingIndexManager(
-    int, int, NodeIndex);
+    int, int,
+    NodeIndex);
 %unignore RoutingIndexManager::RoutingIndexManager(
-    int, int, const std::vector<NodeIndex>&,
+    int, int,
+    const std::vector<NodeIndex>&,
     const std::vector<NodeIndex>&);
 %rename (GetNumberOfNodes) RoutingIndexManager::num_nodes;
 %rename (GetNumberOfVehicles) RoutingIndexManager::num_vehicles;
diff --git a/ortools/constraint_solver/routing.cc b/ortools/constraint_solver/routing.cc
index 05e506167a..fe3372ca08 100644
--- a/ortools/constraint_solver/routing.cc
+++ b/ortools/constraint_solver/routing.cc
@@ -771,7 +771,7 @@ int RegisterUnaryCallback(RoutingTransitCallback1 callback, bool is_positive,
 
 int RoutingModel::RegisterUnaryTransitVector(std::vector<int64> values) {
   return RegisterUnaryCallback(
-      [this, values](int64 i) {
+      [this, values = std::move(values)](int64 i) {
         return values[manager_.IndexToNode(i).value()];
       },
       /*is_positive=*/
@@ -800,7 +800,7 @@ int RoutingModel::RegisterTransitMatrix(
     }
   }
   return RegisterCallback(
-      [this, values](int64 i, int64 j) {
+      [this, values = std::move(values)](int64 i, int64 j) {
         return values[manager_.IndexToNode(i).value()]
                      [manager_.IndexToNode(j).value()];
       },