diff --git a/docs/zkapps/snarkyjs/ecdsa.mdx b/docs/zkapps/snarkyjs/ecdsa.mdx
index ffa9b1c1e..c3f1e141e 100644
--- a/docs/zkapps/snarkyjs/ecdsa.mdx
+++ b/docs/zkapps/snarkyjs/ecdsa.mdx
@@ -18,6 +18,14 @@ keywords:
 
 You can use the SHA3 and ECDSA primitives in SnarkyJS to interact with Ethereum.
 
+Experimental https://app.zenhub.com/workspaces/zkapps-product-eng-6130fedb3b0fc600123d8796/issues/gh/o1-labs/docs2/450 
+
+:::info
+
+[Experimental features](experimental) are not production-hardened. Feedback is appreciated.
+
+:::
+
 In SnarkyJS, you can do ?? with  the ECDSA signature scheme and the SHA3 hash function family, including the Keccak cryptographic primitives. 
 
 from: https://app.zenhub.com/workspaces/zkapps-product-eng-6130fedb3b0fc600123d8796/issues/gh/o1-labs/snarkyjs/970