diff --git a/library/ssl_ticket.c b/library/ssl_ticket.c
index 69e14cf..285e736 100644
--- a/library/ssl_ticket.c
+++ b/library/ssl_ticket.c
@@ -222,7 +222,7 @@
          goto cleanup;
     }
 
-    mbedtls_platform_put_uint16_be( state_len_bytes, clear_len );
+    (void)mbedtls_platform_put_uint16_be( state_len_bytes, clear_len );
 
     /* Encrypt and authenticate */
     tag = state + clear_len;