MB-100 dialyzer fix

Change-Id: I321c0c21f5e7f27910275776fa791cc55acc474e
Reviewed-on: http://review.couchbase.org/32828
Tested-by: Artem Stemkovski <artem@couchbase.com>
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>