diff --git a/.changeset/lazy-planes-knock.md b/.changeset/lazy-planes-knock.md
new file mode 100644
index 0000000000..56d6eb8b36
--- /dev/null
+++ b/.changeset/lazy-planes-knock.md
@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Added OP Stack addresses to opBNB Chain.