diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 8cd9edc..c3bff85 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -12,19 +12,24 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [macos-latest, windows-latest, ubuntu-latest]
-        tinygo: ['0.33.0', '0.34.0', '0.35.0']
+        os:
+          - macos-latest
+          - ubuntu-latest
+          - ubuntu-24.04-arm
+          - windows-latest
+          # - windows-11-arm - Binaryen does not provide binaries for Windows on ARM as of v123
+        tinygo: ['0.36.0', '0.37.0']
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: '1.23'
+          go-version: '1.24'
 
       - name: setup-tinygo ${{ matrix.tinygo }}
         uses: ./
         with:
           tinygo-version: ${{ matrix.tinygo }}
-          binaryen-version: '121'
+          binaryen-version: '123'
 
       - name: Verify version
         run: ./check-version.sh ${{ matrix.tinygo }}
@@ -43,12 +48,12 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: '1.23'
+          go-version: '1.24'
 
       - name: setup-tinygo
         uses: ./
         with:
-          tinygo-version: '0.35.0'
+          tinygo-version: '0.37.0'
           install-binaryen: 'false'
 
       - name: Binaryen not installed
diff --git a/dist/index.js b/dist/index.js
index 57ccf5f..7c9cb79 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -51,8 +51,8 @@ const path_1 = __importDefault(__nccwpck_require__(928));
 const utils_1 = __nccwpck_require__(277);
 const sys_1 = __nccwpck_require__(774);
 const toolName = 'binaryen';
-const arch = (0, sys_1.getArch)();
 const platform = (0, sys_1.getPlatform)();
+const arch = (0, sys_1.getArch)(platform);
 async function installBinaryen(version) {
     const installPath = await extract(version);
     return addToPath(installPath, version);
@@ -118,9 +118,16 @@ function getPlatform() {
     const platform = os_1.default.platform();
     return platformMap[platform] ?? platform;
 }
-function getArch() {
+function getArch(platform) {
     const arch = os_1.default.arch();
-    return arch === 'x64' ? 'x86_64' : arch;
+    switch (arch) {
+        case 'arm64':
+            return platform === 'linux' ? 'aarch64' : 'arm64';
+        case 'x64':
+            return 'x86_64';
+        default:
+            return arch;
+    }
 }
 
 
diff --git a/src/binaryen/install.ts b/src/binaryen/install.ts
index e949333..112f84b 100644
--- a/src/binaryen/install.ts
+++ b/src/binaryen/install.ts
@@ -6,8 +6,8 @@ import { printCommand } from '../utils';
 import { getArch, getPlatform } from './sys';
 
 const toolName = 'binaryen';
-const arch = getArch();
 const platform = getPlatform();
+const arch = getArch(platform);
 
 export async function installBinaryen(version: string): Promise<void> {
   const installPath = await extract(version);
diff --git a/src/binaryen/sys.ts b/src/binaryen/sys.ts
index 25625be..893a99b 100644
--- a/src/binaryen/sys.ts
+++ b/src/binaryen/sys.ts
@@ -10,7 +10,14 @@ export function getPlatform(): string {
   return platformMap[platform] ?? platform;
 }
 
-export function getArch(): string {
+export function getArch(platform: string): string {
   const arch = os.arch();
-  return arch === 'x64' ? 'x86_64' : arch;
+  switch (arch) {
+    case 'arm64':
+      return platform === 'linux' ? 'aarch64' : 'arm64';
+    case 'x64':
+      return 'x86_64';
+    default:
+      return arch;
+  }
 }