diff --git a/.changeset/popular-cycles-sleep.md b/.changeset/popular-cycles-sleep.md
new file mode 100644
index 0000000000..cdbd6b66a1
--- /dev/null
+++ b/.changeset/popular-cycles-sleep.md
@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Added support for `4001` & `4902` RPC error codes.
\ No newline at end of file