A farm building in Kelstern was broken into overnight on Tuesday (April 12-13).
PCSO Sally Hewitt said: “On this occasion, it is not believed that anything has been stolen.
“There are tyre prints around the building which are possibly from a quad bike.
“We have seen an increase in rural burglaries recently, please be vigilant during this time.”
Report any suspicious behaviour to Lincolnshire Police on 101 or 999 in an emergency.