diff --git a/Misc/cheatsheet b/Misc/cheatsheet
index 4e9c01e..605084a 100644
--- a/Misc/cheatsheet
+++ b/Misc/cheatsheet
@@ -565,8 +565,8 @@
 i          Signed integer decimal.
 o          Unsigned octal.
 u          Unsigned decimal.
-x          Unsigned hexidecimal (lowercase).
-X          Unsigned hexidecimal (uppercase).
+x          Unsigned hexadecimal (lowercase).
+X          Unsigned hexadecimal (uppercase).
 e          Floating point exponential format (lowercase).
 E          Floating point exponential format (uppercase).
 f          Floating point decimal format.