diff --git a/mosfet/commands.py b/mosfet/commands.py
index 72e8a23..86a5a15 100644
--- a/mosfet/commands.py
+++ b/mosfet/commands.py
@@ -1,7 +1,6 @@
 import re
 import time
 import random
-from math import hypot
 from itertools import count
 from munch import Munch
 
diff --git a/mosfet/game.py b/mosfet/game.py
index 05a9184..e051474 100644
--- a/mosfet/game.py
+++ b/mosfet/game.py
@@ -1,7 +1,6 @@
 import re
 import time
 import random
-from math import hypot
 from itertools import count
 from munch import Munch
 
diff --git a/mosfet/job.py b/mosfet/job.py
index 90cb323..cff6bf8 100644
--- a/mosfet/job.py
+++ b/mosfet/job.py
@@ -3,7 +3,6 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/cache_items.py b/mosfet/jobs/cache_items.py
index 38d5aba..b0b8c8d 100644
--- a/mosfet/jobs/cache_items.py
+++ b/mosfet/jobs/cache_items.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/check_threats.py b/mosfet/jobs/check_threats.py
index f61eee7..b150632 100644
--- a/mosfet/jobs/check_threats.py
+++ b/mosfet/jobs/check_threats.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/clear_leaves.py b/mosfet/jobs/clear_leaves.py
index e3e9221..5505e4c 100644
--- a/mosfet/jobs/clear_leaves.py
+++ b/mosfet/jobs/clear_leaves.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/eat_food.py b/mosfet/jobs/eat_food.py
index 16bb758..bfae10e 100644
--- a/mosfet/jobs/eat_food.py
+++ b/mosfet/jobs/eat_food.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/fill_blocks.py b/mosfet/jobs/fill_blocks.py
index 31243f1..21b8bef 100644
--- a/mosfet/jobs/fill_blocks.py
+++ b/mosfet/jobs/fill_blocks.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
@@ -40,7 +40,7 @@ class FillBlocksStates:
 
         b1, b2 = utils.pboundingbox(f.coord1, f.coord2)
         box = utils.psub(b2, b1)
-        xz_distance = hypot(box[0]+1, box[2]+1)
+        xz_distance = utils.hypot(box[0]+1, box[2]+1)
         y_start = f.coord1[1]
         y_end = f.coord2[1]
 
@@ -84,7 +84,7 @@ class FillBlocksStates:
 
         b1, b2 = utils.pboundingbox(f.coord1, f.coord2)
         box = utils.psub(b2, b1)
-        xz_distance = hypot(box[0]+1, box[2]+1)
+        xz_distance = utils.hypot(box[0]+1, box[2]+1)
         y_start = f.coord1[1]
         y_end = f.coord2[1]
 
diff --git a/mosfet/jobs/find_gapple.py b/mosfet/jobs/find_gapple.py
index 6ac0f82..dd74544 100644
--- a/mosfet/jobs/find_gapple.py
+++ b/mosfet/jobs/find_gapple.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/gather_crop.py b/mosfet/jobs/gather_crop.py
index 7f7ff5d..f92cddd 100644
--- a/mosfet/jobs/gather_crop.py
+++ b/mosfet/jobs/gather_crop.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/gather_sand.py b/mosfet/jobs/gather_sand.py
index 10fe9f6..1d7d251 100644
--- a/mosfet/jobs/gather_sand.py
+++ b/mosfet/jobs/gather_sand.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/gather_wart.py b/mosfet/jobs/gather_wart.py
index 8f1a47e..3a3eb98 100644
--- a/mosfet/jobs/gather_wart.py
+++ b/mosfet/jobs/gather_wart.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/gather_wood.py b/mosfet/jobs/gather_wood.py
index 012eb3e..100969e 100644
--- a/mosfet/jobs/gather_wood.py
+++ b/mosfet/jobs/gather_wood.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/grab_sand.py b/mosfet/jobs/grab_sand.py
index bafb88a..db0a659 100644
--- a/mosfet/jobs/grab_sand.py
+++ b/mosfet/jobs/grab_sand.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/grab_sapling.py b/mosfet/jobs/grab_sapling.py
index d2f1012..197fee6 100644
--- a/mosfet/jobs/grab_sapling.py
+++ b/mosfet/jobs/grab_sapling.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/grab_supplies.py b/mosfet/jobs/grab_supplies.py
index 7ebbc7d..e17e080 100644
--- a/mosfet/jobs/grab_supplies.py
+++ b/mosfet/jobs/grab_supplies.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/plant_tree.py b/mosfet/jobs/plant_tree.py
index e2e264e..f55901a 100644
--- a/mosfet/jobs/plant_tree.py
+++ b/mosfet/jobs/plant_tree.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/sell_to_villager.py b/mosfet/jobs/sell_to_villager.py
index 5dd2d0d..1033f80 100644
--- a/mosfet/jobs/sell_to_villager.py
+++ b/mosfet/jobs/sell_to_villager.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/jobs/sleep_with_bed.py b/mosfet/jobs/sleep_with_bed.py
index 55de0f7..3674872 100644
--- a/mosfet/jobs/sleep_with_bed.py
+++ b/mosfet/jobs/sleep_with_bed.py
@@ -3,7 +3,7 @@ import time
 import importlib
 import random
 from itertools import count
-from math import hypot, floor
+from math import floor
 
 from minecraft.networking.types import BlockFace
 
diff --git a/mosfet/path.py b/mosfet/path.py
index f951af3..d48cb1a 100644
--- a/mosfet/path.py
+++ b/mosfet/path.py
@@ -1,7 +1,6 @@
 import importlib
 import functools
 import time
-from math import hypot, sqrt
 
 from astar import AStar
 
@@ -306,7 +305,7 @@ class Pathfinder(AStar):
     def distance_between(self, n1, n2):
         (x1, y1, z1) = n1
         (x2, y2, z2) = n2
-        return hypot(x2-x1, y2-y1, z2-z1)
+        return utils.hypot(x2-x1, y2-y1, z2-z1)
 
     def heuristic_cost_estimate(self, n1, n2):
         (x1, y1, z1) = n1
diff --git a/mosfet/utils.py b/mosfet/utils.py
index f8c69fe..ea5710f 100644
--- a/mosfet/utils.py
+++ b/mosfet/utils.py
@@ -1,12 +1,16 @@
 import importlib
 import collections
-from math import floor, ceil, sqrt, hypot
+from math import floor, ceil, sqrt
 
 from mosfet.info import blocks
 from mosfet.info import mcdata
 
 TICK = 0.05
 
+def hypot(*coordinates):
+    # python's 3D hypot is too new, so we'll use our own
+    return sqrt(sum(x**2 for x in coordinates))
+
 def padd(p1, p2):
     return (p1[0] + p2[0], p1[1] + p2[1], p1[2] + p2[2])
 
diff --git a/mosfet/vector.py b/mosfet/vector.py
index be83335..05ccf63 100644
--- a/mosfet/vector.py
+++ b/mosfet/vector.py
@@ -1,4 +1,5 @@
 import math
+from mosfet import utils
 
 class Vector3D:
     def __init__(self, vector):
@@ -17,7 +18,7 @@ class Vector3D:
         return self.tuple()[key]
 
     def length(self):
-        return math.hypot(self.x, self.y, self.z)
+        return utils.hypot(self.x, self.y, self.z)
 
     def normalized(self):
         x = self.x / self.length()
diff --git a/mosfet/world.py b/mosfet/world.py
index cda9646..21e9529 100644
--- a/mosfet/world.py
+++ b/mosfet/world.py
@@ -2,7 +2,6 @@ import collections
 import re
 import time
 import random
-from math import hypot
 from itertools import count
 from copy import copy
 
@@ -35,7 +34,7 @@ class World:
                 continue
             if y_limit and abs(cur[1]) > y_limit:
                 continue
-            if distance and hypot(*cur) > distance:
+            if distance and utils.hypot(*cur) > distance:
                 continue
 
             check = utils.padd(center, cur)
@@ -76,7 +75,7 @@ class World:
             offset = utils.spiral(n)
             check = utils.padd(center, offset)
             if self.block_at(*check) in block_ids:
-                if hypot(*offset) < distance:
+                if utils.hypot(*offset) < distance:
                     result.append(check)
             if limit and len(result) == limit:
                 return result