diff --git a/docs/sourcify.md b/docs/sourcify.md
index f966517..cede6d3 100644
--- a/docs/sourcify.md
+++ b/docs/sourcify.md
@@ -10,6 +10,10 @@ This is the default integration method, we resolve the public Sourcify IPNS to g
 
 The downside is that recently verified contracts may not have yet been added to the root hash and republished into IPNS.
 
+It assumes a local IPFS gateway at localhost:8080 to avoid leaking your queries to public gateways.
+
+> This option is actually not working, but it is provided for completeness, follow https://github.com/ethereum/sourcify/issues/495
+
 ## Direct HTTP connection to Sourcify's repository
 
 Standard HTTP connection to their repo at https://repo.sourcify.dev/
@@ -21,3 +25,19 @@ Fast access to fresh verified data. On the other hand it is less private and cen
 As a midterm solution, we are making available a snapshot docker image of their repository, containing only mainnet full verified contracts.
 
 This would allow you to play with existing contracts up to the snapshot date/time locally, not depending on their service or IPFS connectivity availability.
+
+> It is very likely this run mode will be deprecated in future.
+
+The Sourcify snapshot is provided as a nginx image at: https://hub.docker.com/repository/docker/otterscan/sourcify-snapshot
+
+You can run it with:
+
+```
+docker run --rm -d -p 3006:80 --name sourcify-snapshot otterscan/sourcify-snapshot:2021-09
+```
+
+Stop it with:
+
+```
+docker stop sourcify-snapshot
+```