diff --git a/src/PIL/ImagePalette.py b/src/PIL/ImagePalette.py
index f33635a30f0..f9295e299bb 100644
--- a/src/PIL/ImagePalette.py
+++ b/src/PIL/ImagePalette.py
@@ -220,7 +220,7 @@ def negative(mode="RGB"):
 def random(mode="RGB"):
     from random import randint
 
-    palette = [randint(0, 255) for i in range(256 * len(mode))]
+    palette = [randint(0, 255) for _ in range(256 * len(mode))]
     return ImagePalette(mode, palette)