The Irish winger will return from his loan spell at Dundee in January.
Celtic-owned Michael Duffy played for Dundee against Glasgow Rangers in the Scottish Premiership at the weekend.
Celtic winger Michael Duffy will play on loan for Scottish Premiership rivals Dundee next season.
Celtic have agreed to loan Michael Duffy to Dundee.
Michael Duffy wants his future to be at Celtic, but admits another loan is possible.
Ibrox side Rangers returning to the big time is a good thing, says Celtic man Michael Duffy.
Motherwell and Ross County are reportedly interested in signing Michael Duffy from Celtic on loan in the summer transfer window.
Michael Duffy joined Alloa Athletic on loan from Celtic in the summer of 2015.
Celtic-owned Alloa Athletic winger Michael Duffy snubbed Rangers’ guard of honour at Ibrox at the weekend.
Celtic loanee Michael Duffy refused to applaud Rangers during their guard of honour at the weekend.