diff --git a/lume.lua b/lume.lua
index 1c1b742..1672daf 100644
--- a/lume.lua
+++ b/lume.lua
@@ -32,6 +32,7 @@ local math_ceil = math.ceil
 local math_atan2 = math.atan2 or math.atan
 local math_sqrt = math.sqrt
 local math_abs = math.abs
+local math_random = math.random
 
 local noop = function()
 end
@@ -133,12 +134,12 @@ end
 function lume.random(a, b)
   if not a then a, b = 0, 1 end
   if not b then b = 0 end
-  return a + math.random() * (b - a)
+  return a + math_random() * (b - a)
 end
 
 
 function lume.randomchoice(t)
-  return t[math.random(#t)]
+  return t[math_random(#t)]
 end
 
 
@@ -213,7 +214,7 @@ end
 function lume.shuffle(t)
   local rtn = {}
   for i = 1, #t do
-    local r = math.random(i)
+    local r = math_random(i)
     if r ~= i then
       rtn[i] = rtn[r]
     end
@@ -677,7 +678,7 @@ end
 
 function lume.uuid()
   local fn = function(x)
-    local r = math.random(16) - 1
+    local r = math_random(16) - 1
     r = (x == "x") and (r + 1) or (r % 4) + 9
     return ("0123456789abcdef"):sub(r, r)
   end
@@ -724,7 +725,7 @@ end
 local ripairs_iter = function(t, i)
   i = i - 1
   local v = t[i]
-  if v ~= nil then 
+  if v ~= nil then
     return i, v
   end
 end