diff --git a/README.md b/README.md
index f88cf9d..c0fd50d 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ TOTP is a a form of two factor authentication known as a 'Time based one time pa
 Client and server have to both know a secret,
 from which they generate time-dependent (one-time) passcodes as a second factor.
 This is *not* an implementation of the TOTP protocol,
-many corresponding apps (e.g. [freeotp][FreeOTP]) or devices (e.g. [sct][Reiner SCT]) exist.
+many corresponding apps (e.g. [FreeOTP][freeotp]) or devices (e.g. [Reiner SCT][sct]) exist.
 
 ## Why do I need this?
 Probably you don't, here the authors use-case is explained.