diff --git a/src/mod_nss.c b/src/mod_nss.c
index c63962dd..d6d5980b 100644
--- a/src/mod_nss.c
+++ b/src/mod_nss.c
@@ -2876,7 +2876,7 @@ typedef struct
 #define SSLV3              0x00000002L
 #define TLSV1              SSLV3
 #define TLSV1_2            0x00000004L
-#define TLSV1_3            0x00000005L
+#define TLSV1_3            0x00000008L
 
 #if 0
 /* the table itself is defined in nss_engine_cipher.c */