diff --git a/include/engine/api_response_generator.hpp b/include/engine/api_response_generator.hpp
index d8c16ba3344..77a220d7ebf 100644
--- a/include/engine/api_response_generator.hpp
+++ b/include/engine/api_response_generator.hpp
@@ -96,7 +96,7 @@ void ApiResponseGenerator<DataFacadeT>::DescribeRoute(const RouteParameters &con
                                                       const InternalRouteResult &raw_route,
                                                       util::json::Object &json_result)
 {
-    if (not raw_route.is_valid())
+    if (!raw_route.is_valid())
     {
         return;
     }
@@ -190,7 +190,7 @@ ApiResponseGenerator<DataFacadeT>::SummarizeRoute(const InternalRouteResult &raw
                                                   const Segments &segment_list) const
 {
     util::json::Object json_route_summary;
-    if (not raw_route.segment_end_coordinates.empty())
+    if (!raw_route.segment_end_coordinates.empty())
     {
         const auto start_name_id = raw_route.segment_end_coordinates.front().source_phantom.name_id;
         json_route_summary.values["start_point"] = facade->get_name_for_id(start_name_id);
@@ -257,7 +257,7 @@ ApiResponseGenerator<DataFacadeT>::BuildRouteSegments(const Segments &segment_li
     for (const auto &segment : segment_list.Get())
     {
         const auto current_turn = segment.turn_instruction;
-        if (extractor::TurnInstructionsClass::TurnIsNecessary(current_turn) and
+        if (extractor::TurnInstructionsClass::TurnIsNecessary(current_turn) &&
             (extractor::TurnInstruction::EnterRoundAbout != current_turn))
         {
 
diff --git a/include/engine/guidance/segment_list.hpp b/include/engine/guidance/segment_list.hpp
index 8ae9b688415..51a1695bdf9 100644
--- a/include/engine/guidance/segment_list.hpp
+++ b/include/engine/guidance/segment_list.hpp
@@ -77,7 +77,7 @@ SegmentList<DataFacadeT>::SegmentList(const InternalRouteResult &raw_route,
                                       const DataFacade *facade)
     : total_distance(0), total_duration(0)
 {
-    if (not raw_route.is_valid())
+    if (!raw_route.is_valid())
     {
         return;
     }
@@ -105,7 +105,7 @@ SegmentList<DataFacadeT>::SegmentList(const InternalRouteResult &raw_route,
         }
     }
 
-    if (not allow_simplification)
+    if (!allow_simplification)
     {
         // to prevent any simplifications, we mark all segments as necessary
         for (auto &segment : segments)
@@ -178,7 +178,7 @@ void SegmentList<DataFacadeT>::AppendSegment(const FixedPointCoordinate &coordin
 {
     // if the start location is on top of a node, the first movement might be zero-length,
     // in which case we dont' add a new description, but instead update the existing one
-    if ((1 == segments.size()) and (segments.front().location == coordinate))
+    if ((1 == segments.size()) && (segments.front().location == coordinate))
     {
         if (path_point.segment_duration > 0)
         {
@@ -191,8 +191,8 @@ void SegmentList<DataFacadeT>::AppendSegment(const FixedPointCoordinate &coordin
     // make sure mode changes are announced, even when there otherwise is no turn
     const auto getTurn = [](const PathData &path_point, const extractor::TravelMode previous_mode)
     {
-        if (extractor::TurnInstruction::NoTurn == path_point.turn_instruction and
-            previous_mode != path_point.travel_mode and path_point.segment_duration > 0)
+        if (extractor::TurnInstruction::NoTurn == path_point.turn_instruction &&
+            previous_mode != path_point.travel_mode && path_point.segment_duration > 0)
         {
             return extractor::TurnInstruction::GoStraight;
         }
diff --git a/include/engine/route_name_extraction.hpp b/include/engine/route_name_extraction.hpp
index dd28f97c175..e9070b486c9 100644
--- a/include/engine/route_name_extraction.hpp
+++ b/include/engine/route_name_extraction.hpp
@@ -129,7 +129,7 @@ template <class DataFacadeT, class SegmentT> struct ExtractRouteNames
         route_names.shortest_path_name_1 = facade->get_name_for_id(shortest_segment_1.name_id);
         route_names.shortest_path_name_2 = facade->get_name_for_id(shortest_segment_2.name_id);
 
-        if (not alternative_path_segments.empty())
+        if (!alternative_path_segments.empty())
         {
             route_names.alternative_path_name_1 =
                 facade->get_name_for_id(alternative_segment_1.name_id);