diff --git a/Understanding-and-debugging-Nimbus-EVM-JSON-tests.md b/Understanding-and-debugging-Nimbus-EVM-JSON-tests.md
index 50f8d76..8bd31e4 100644
--- a/Understanding-and-debugging-Nimbus-EVM-JSON-tests.md
+++ b/Understanding-and-debugging-Nimbus-EVM-JSON-tests.md
@@ -168,4 +168,12 @@ When compiling using Nim with `debug`, Chronicles defaults to displaying debug a
 
 #### Colours
 
-Some terminals don't support colour output and in this case you will see lots of extra characters that makes it difficult to read messages. To turn colouring off, you can use: `-d:chronicles_sinks=textlines[nocolors, stdout]`
\ No newline at end of file
+Some terminals don't support colour output and in this case you will see lots of extra characters that makes it difficult to read messages. To turn colouring off, you can use: `-d:chronicles_sinks=textlines[nocolors, stdout]`
+
+## Testing in other clients
+
+### py-evm
+
+```sh
+pytest -s -k fixtures/GeneralStateTests/stRefundTest/refund_OOG.json
+```