diff --git a/.changeset/dull-bobcats-know.md b/.changeset/dull-bobcats-know.md
new file mode 100644
index 0000000..c6b2ee9
--- /dev/null
+++ b/.changeset/dull-bobcats-know.md
@@ -0,0 +1,5 @@
+---
+"@viem/anvil": patch
+---
+
+Added `shanghai` and `paris` hardforks.
diff --git a/packages/anvil.js/src/anvil/createAnvil.ts b/packages/anvil.js/src/anvil/createAnvil.ts
index b8f0451..1f98c61 100644
--- a/packages/anvil.js/src/anvil/createAnvil.ts
+++ b/packages/anvil.js/src/anvil/createAnvil.ts
@@ -73,6 +73,8 @@ type Hardfork =
   | "London"
   | "ArrowGlacier"
   | "GrayGlacier"
+  | "Paris"
+  | "Shanghai"
   | "Latest";
 
 export type AnvilOptions = {