diff --git a/PathPlanning/BreadthFirstSearch/breadth_first_search.py b/PathPlanning/BreadthFirstSearch/breadth_first_search.py
index ff662170e7..ad994732a5 100644
--- a/PathPlanning/BreadthFirstSearch/breadth_first_search.py
+++ b/PathPlanning/BreadthFirstSearch/breadth_first_search.py
@@ -220,20 +220,20 @@ def main():
     # set obstacle positions
     ox, oy = [], []
     for i in range(-10, 60):
-        ox.append(i)
+        ox.append(float(i))
         oy.append(-10.0)
     for i in range(-10, 60):
         ox.append(60.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(-10, 61):
-        ox.append(i)
+        ox.append(float(i))
         oy.append(60.0)
     for i in range(-10, 61):
         ox.append(-10.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(-10, 40):
         ox.append(20.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(0, 40):
         ox.append(40.0)
         oy.append(60.0 - i)
diff --git a/PathPlanning/Dijkstra/dijkstra.py b/PathPlanning/Dijkstra/dijkstra.py
index 004e49f15a..8a585e4b18 100644
--- a/PathPlanning/Dijkstra/dijkstra.py
+++ b/PathPlanning/Dijkstra/dijkstra.py
@@ -221,20 +221,20 @@ def main():
     # set obstacle positions
     ox, oy = [], []
     for i in range(-10, 60):
-        ox.append(i)
+        ox.append(float(i))
         oy.append(-10.0)
     for i in range(-10, 60):
         ox.append(60.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(-10, 61):
-        ox.append(i)
+        ox.append(float(i))
         oy.append(60.0)
     for i in range(-10, 61):
         ox.append(-10.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(-10, 40):
         ox.append(20.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(0, 40):
         ox.append(40.0)
         oy.append(60.0 - i)
diff --git a/PathPlanning/ProbabilisticRoadMap/probabilistic_road_map.py b/PathPlanning/ProbabilisticRoadMap/probabilistic_road_map.py
index 294c389023..8bacfd5d19 100644
--- a/PathPlanning/ProbabilisticRoadMap/probabilistic_road_map.py
+++ b/PathPlanning/ProbabilisticRoadMap/probabilistic_road_map.py
@@ -273,20 +273,20 @@ def main(rng=None):
     oy = []
 
     for i in range(60):
-        ox.append(i)
+        ox.append(float(i))
         oy.append(0.0)
     for i in range(60):
         ox.append(60.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(61):
-        ox.append(i)
+        ox.append(float(i))
         oy.append(60.0)
     for i in range(61):
         ox.append(0.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(40):
         ox.append(20.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(40):
         ox.append(40.0)
         oy.append(60.0 - i)
diff --git a/PathPlanning/VoronoiRoadMap/voronoi_road_map.py b/PathPlanning/VoronoiRoadMap/voronoi_road_map.py
index 0a1f6f5526..a27e1b6928 100644
--- a/PathPlanning/VoronoiRoadMap/voronoi_road_map.py
+++ b/PathPlanning/VoronoiRoadMap/voronoi_road_map.py
@@ -146,20 +146,20 @@ def main():
     oy = []
 
     for i in range(60):
-        ox.append(i)
+        ox.append(float(i))
         oy.append(0.0)
     for i in range(60):
         ox.append(60.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(61):
-        ox.append(i)
+        ox.append(float(i))
         oy.append(60.0)
     for i in range(61):
         ox.append(0.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(40):
         ox.append(20.0)
-        oy.append(i)
+        oy.append(float(i))
     for i in range(40):
         ox.append(40.0)
         oy.append(60.0 - i)