diff --git a/contents/jarvis_march/code/c++/jarvis_march.cpp b/contents/jarvis_march/code/c++/jarvis_march.cpp
index d2d420957..0e8c7acb1 100644
--- a/contents/jarvis_march/code/c++/jarvis_march.cpp
+++ b/contents/jarvis_march/code/c++/jarvis_march.cpp
@@ -50,15 +50,21 @@ std::vector<Point> jarvis_march(const std::vector<Point>& points)
 
 int main() {
     std::vector<Point> points = {
-        { 1.0, 3.0 },
-        { 1.0, 3.0 },
-        { 2.0, 4.0 },
-        { 4.0, 0.0 },
-        { 1.0, 0.0 },
-        { 0.0, 2.0 },
-        { 2.0, 2.0 },
-        { 3.0, 4.0 },
-        { 3.0, 1.0 },
+        { -5.0, 2.0 },
+        { 5.0, 7.0 },
+        { -6.0, -12.0 },
+        { -14.0, -14.0 },
+        { 9.0, 9.0 },
+        { -1.0, -1.0 },
+        { -10.0, 11.0 },
+        { -6.0, 15.0 },
+        { -6.0, -8.0 },
+        { 15.0, -9.0 },
+        { 7.0, -7.0 },
+        { -2.0, -9.0 },
+        { 6.0, -5.0 },
+        { 0.0, 14.0 },
+        { 2.0, 8.0 }
     };
 
     auto hull_points = jarvis_march(points);
@@ -69,4 +75,3 @@ int main() {
         std::cout << '(' << point.x << ", " << point.y << ')' << std::endl;
     }
 }
-