diff --git a/bindings_wasm/package.json b/bindings_wasm/package.json
index 9565a29b4..b765b7382 100644
--- a/bindings_wasm/package.json
+++ b/bindings_wasm/package.json
@@ -56,7 +56,7 @@
   },
   "devDependencies": {
     "@sqlite.org/sqlite-wasm": "^3.47.0-build1",
-    "binaryen": "^120.0.0",
+    "binaryen": "^121.0.0",
     "wasm-pack": "^0.13.1"
   },
   "packageManager": "yarn@4.5.1"
diff --git a/bindings_wasm/yarn.lock b/bindings_wasm/yarn.lock
index 6feada74f..be3d8b9dd 100644
--- a/bindings_wasm/yarn.lock
+++ b/bindings_wasm/yarn.lock
@@ -19,7 +19,7 @@ __metadata:
   resolution: "@xmtp/wasm-bindings@workspace:."
   dependencies:
     "@sqlite.org/sqlite-wasm": "npm:^3.47.0-build1"
-    binaryen: "npm:^120.0.0"
+    binaryen: "npm:^121.0.0"
     wasm-pack: "npm:^0.13.1"
   languageName: unknown
   linkType: soft
@@ -51,9 +51,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"binaryen@npm:^120.0.0":
-  version: 120.0.0
-  resolution: "binaryen@npm:120.0.0"
+"binaryen@npm:^121.0.0":
+  version: 121.0.0
+  resolution: "binaryen@npm:121.0.0"
   bin:
     wasm-as: bin/wasm-as
     wasm-ctor-eval: bin/wasm-ctor-eval
@@ -64,7 +64,7 @@ __metadata:
     wasm-reduce: bin/wasm-reduce
     wasm-shell: bin/wasm-shell
     wasm2js: bin/wasm2js
-  checksum: 10/4e995bcaa263e20f8d2cb33c96cbdc5f372c2844b1350fa1334950c492ee5147ce182d43f6ebfceb9813d2a748a00a614d11ea0e19981ca473facb1890180bf7
+  checksum: 10/05082768f76af197a2378634721a4a4a82a5e83f17cc2853298c6e9239c3f646ab65e73ed626c6e18b4927aafbd7783d9a4cbf3eba2cd02fcd3f2ae56edcb58a
   languageName: node
   linkType: hard