diff --git a/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_detection.cpp b/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_detection.cpp
index c51f9518b5..42e38f13fe 100644
--- a/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_detection.cpp
+++ b/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_detection.cpp
@@ -75,7 +75,6 @@ int main(int argc, char *argv[])
 
   const cv::String keys =
       "{help h        |      | print this message                   }"
-      "{camera c      |      | use real time camera                 }"
       "{video v       |      | path to recorded video               }"
       "{model         |      | path to yml model                    }"
       "{mesh          |      | path to ply mesh                     }"
@@ -97,9 +96,9 @@ int main(int argc, char *argv[])
   }
   else
   {
-    video_read_path = parser.has("video") ? parser.get<std::string>(0) : video_read_path;
-    yml_read_path = parser.has("model") ? parser.get<std::string>(1) : yml_read_path;
-    ply_read_path = parser.has("mesh") ? parser.get<std::string>(2) : ply_read_path;
+    video_read_path = parser.get<std::string>("video").size() > 0 ? parser.get<std::string>("video") : video_read_path;
+    yml_read_path = parser.get<std::string>("model").size() > 0 ? parser.get<std::string>("model") : yml_read_path;
+    ply_read_path = parser.get<std::string>("mesh").size() > 0 ? parser.get<std::string>("mesh") : ply_read_path;
     numKeyPoints = !parser.has("keypoints") ? parser.get<int>("keypoints") : numKeyPoints;
     ratio = !parser.has("ratio") ? parser.get<float>("ratio") : ratio;
     fast_match = !parser.has("fast") ? parser.get<bool>("fast") : fast_match;
diff --git a/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_registration.cpp b/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_registration.cpp
index f53c2d5ae2..c1d3e7678d 100644
--- a/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_registration.cpp
+++ b/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_registration.cpp
@@ -80,7 +80,7 @@ static void onMouseModelRegistration( int event, int x, int y, int, void* )
 }
 
 /**  Main program  **/
-int main(int argc, char *argv[])
+int main()
 {
 
   help();