diff --git a/crypto/curve25519.c b/crypto/curve25519.c
index 1899bf5bc1b..2f752745fcf 100644
--- a/crypto/curve25519.c
+++ b/crypto/curve25519.c
@@ -36,7 +36,7 @@
 #include <crypto/curve25519.h>
 
 /****************************************************************************
- * Private Type Definitions
+ * Private Types
  ****************************************************************************/
 
 /* fe means field element. Here the field is \Z/(2^255-19). An element t,