diff --git a/adSlot.md b/adSlot.md
index 0f730bb..b109d68 100644
--- a/adSlot.md
+++ b/adSlot.md
@@ -25,4 +25,4 @@ Ad Slot represents Publisher ad space entity for displaying [Ad Units][Ad Unit]
 [TargetingTag]: https://github.com/AdExNetwork/adex-protocol/blob/master/campaignSpec.md#targetingtag
 [targeting DSL rules]: https://github.com/AdExNetwork/adex-protocol/blob/master/targetingAndBidding.md#targeting-dsl
 [Targeting and bidding]: https://github.com/AdExNetwork/adex-protocol/blob/master/targetingAndBidding.md
-[ipfs]: https://ipfs.io/
+[ipfs]: https://ipfs.tech/