diff --git a/library/ssl_srv.c b/library/ssl_srv.c
index fc0d2d7..8a264aa 100644
--- a/library/ssl_srv.c
+++ b/library/ssl_srv.c
@@ -1700,7 +1700,7 @@
 #endif
 
 #if defined(MBEDTLS_SSL_FALLBACK_SCSV)
-    for( i = 0, p = buf + 41 + sess_len; i < ciph_len; i += 2, p += 2 )
+    for( i = 0, p = buf + ciph_offset + 2; i < ciph_len; i += 2, p += 2 )
     {
         if( p[0] == (unsigned char)( ( MBEDTLS_SSL_FALLBACK_SCSV_VALUE >> 8 ) & 0xff ) &&
             p[1] == (unsigned char)( ( MBEDTLS_SSL_FALLBACK_SCSV_VALUE      ) & 0xff ) )