diff --git a/README.md b/README.md
index b6a058b..9442cf2 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,13 @@
 # numf
 
-This is just a trivial program that format's it's arguments in binary, hex or
-octal.
+`numf` is a number formatter. It formats the numbers provided to it.
+
+Current formats are:
+
+- Hexadecimal
+- Binary
+- Octal
+- Decimal
+
+`numf` also has the option of prepending a prefix for each format, such as
+`0x` for hexadecimal.