diff --git a/README.md b/README.md
index 996d2f9..00ab36c 100644
--- a/README.md
+++ b/README.md
@@ -216,7 +216,7 @@ a C program for exploring the "TYR" glitch in Tony Hawk's Pro Skater 1 (N64).
 ### tiny\_crc32
 
 a very small C program for computing CRC-32s.
-this is a rewrite of [the code by Karl Malbrain](http://www.geocities.ws/malbrain/crc_c.html)
+this is a rewrite of [the code by Karl Malbrain.](http://www.geocities.ws/malbrain/crc_c.html)
 the license is ambiguous?
 
 i've written [a similar routine in MIPS assembly.](https://eaguru.guru/git/notwa/mm/src/branch/master/asm/crc32.asm)