diff --git a/PathPlanning/BreadthFirstSearch/breadth_first_search.py b/PathPlanning/BreadthFirstSearch/breadth_first_search.py
index 12f000e9aff..ad994732a55 100644
--- a/PathPlanning/BreadthFirstSearch/breadth_first_search.py
+++ b/PathPlanning/BreadthFirstSearch/breadth_first_search.py
@@ -235,8 +235,8 @@ def main():
         ox.append(20.0)
         oy.append(float(i))
     for i in range(0, 40):
-        ox.append(40)
-        oy.append(60 - i)
+        ox.append(40.0)
+        oy.append(60.0 - i)
 
     if show_animation:  # pragma: no cover
         plt.plot(ox, oy, ".k")
diff --git a/PathPlanning/Dijkstra/dijkstra.py b/PathPlanning/Dijkstra/dijkstra.py
index 6d8140f36cd..8a585e4b182 100644
--- a/PathPlanning/Dijkstra/dijkstra.py
+++ b/PathPlanning/Dijkstra/dijkstra.py
@@ -236,8 +236,8 @@ def main():
         ox.append(20.0)
         oy.append(float(i))
     for i in range(0, 40):
-        ox.append(40)
-        oy.append(60 - i)
+        ox.append(40.0)
+        oy.append(60.0 - i)
 
     if show_animation:  # pragma: no cover
         plt.plot(ox, oy, ".k")
diff --git a/PathPlanning/ProbabilisticRoadMap/probabilistic_road_map.py b/PathPlanning/ProbabilisticRoadMap/probabilistic_road_map.py
index 36682a5039c..8bacfd5d199 100644
--- a/PathPlanning/ProbabilisticRoadMap/probabilistic_road_map.py
+++ b/PathPlanning/ProbabilisticRoadMap/probabilistic_road_map.py
@@ -288,8 +288,8 @@ def main(rng=None):
         ox.append(20.0)
         oy.append(float(i))
     for i in range(40):
-        ox.append(40)
-        oy.append(60 - i)
+        ox.append(40.0)
+        oy.append(60.0 - i)
 
     if show_animation:
         plt.plot(ox, oy, ".k")
diff --git a/PathPlanning/VoronoiRoadMap/voronoi_road_map.py b/PathPlanning/VoronoiRoadMap/voronoi_road_map.py
index e39f9201438..a27e1b69285 100644
--- a/PathPlanning/VoronoiRoadMap/voronoi_road_map.py
+++ b/PathPlanning/VoronoiRoadMap/voronoi_road_map.py
@@ -161,8 +161,8 @@ def main():
         ox.append(20.0)
         oy.append(float(i))
     for i in range(40):
-        ox.append(40)
-        oy.append(60 - i)
+        ox.append(40.0)
+        oy.append(60.0 - i)
 
     if show_animation:  # pragma: no cover
         plt.plot(ox, oy, ".k")