Update dq.rst

diff --git a/pdns/dnsdistdist/docs/reference/dq.rst b/pdns/dnsdistdist/docs/reference/dq.rst
index 002a95fc478d3a06504db68fec0d1f8494fe8643..d80a5bb9276b26bfcedf0b02b0073c0f2550aa90 100644 (file)
--- a/pdns/dnsdistdist/docs/reference/dq.rst
+++ b/pdns/dnsdistdist/docs/reference/dq.rst
@@ -66,6 +66,10 @@ This state can be modified from the various hooks.
 
     Whether to skip cache lookup / storing the answer for this question, settable.
 
+  .. attribute:: DNSQuestion.tempFailureTTL
+  
+    On a SERVFAIL or REFUSED from the backend, cache for this amount of seconds, settable.
+
   .. attribute:: DNSQuestion.tcp
 
     Whether the query was received over TCP.