Thank you for the reply.
In the mean time I Googled it and found the answer.
It adjusts after every 2016 blocks are mined.
So the next adjustment in difficulty should be in approximately 2 weeks.
Just a small correction.
https://bitcoinwisdom.com/bitcoin/difficulty
Estimated Next Difficulty: 176,758,147,687 (+8.11%)
Adjust time: After 1902 Blocks, About 13.8 days