README.asciidoc: write "32-bit" instead of "32 bit"

diff --git a/README.asciidoc b/README.asciidoc
index 0b44161..7a7410d 100644 (file)
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -67,7 +67,7 @@ packets of the format:
 
   CP+
 
-Where C is the run count as a 32 bit big-endian integer, and P+ is
+Where C is the run count as a 32-bit big-endian integer, and P+ is
 a sequence of 1 or more Pixels encoded as 32-bit big-endian integers with the
 color information in the format 00RRGGBB.