diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 427b526..ea1fca6 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -47,6 +47,9 @@ jobs:
         with:
           starknet-foundry-version: latest
 
+      - name: Verify universal-sierra-compiler installation
+        run: universal-sierra-compiler --version
+
       - name: Create new project
         run: snforge init myproject
 
diff --git a/dist/index.js b/dist/index.js
index 25c0b1d..3b94530 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -29930,6 +29930,7 @@ function getOsPlatform() {
 
 
 
+
 async function downloadStarknetFoundry(repo, version) {
   const triplet = getOsTriplet();
   const tag = versionWithPrefix(version);
@@ -29963,6 +29964,21 @@ async function findStarknetFoundryDir(extractedPath) {
   );
 }
 
+async function downloadUniversalSierraCompiler() {
+  const scriptUrl =
+    "https://raw.githubusercontent.com/software-mansion/universal-sierra-compiler/master/scripts/install.sh";
+
+  try {
+    const scriptPath = await tool_cache.downloadTool(scriptUrl);
+
+    await exec.exec(`chmod +x ${scriptPath}`);
+
+    await exec.exec(scriptPath);
+  } catch (error) {
+    core.setFailed(error.message);
+  }
+}
+
 ;// CONCATENATED MODULE: ./lib/main.js
 
 
@@ -29995,6 +30011,7 @@ async function main() {
           triplet,
         );
         if (!StarknetFoundryPrefix) {
+          await downloadUniversalSierraCompiler();
           const download = await downloadStarknetFoundry(
             StarknetFoundryRepo,
             StarknetFoundryVersion,
diff --git a/lib/download.js b/lib/download.js
index aefa596..1dc32d0 100644
--- a/lib/download.js
+++ b/lib/download.js
@@ -2,6 +2,7 @@ import path from "path";
 import fs from "fs/promises";
 import * as core from "@actions/core";
 import * as tc from "@actions/tool-cache";
+import * as exec from "@actions/exec";
 import { getOsTriplet } from "./platform";
 import { versionWithPrefix } from "./versions";
 
@@ -37,3 +38,18 @@ async function findStarknetFoundryDir(extractedPath) {
     `could not find Starknet Foundry directory in ${extractedPath}`,
   );
 }
+
+export async function downloadUniversalSierraCompiler() {
+  const scriptUrl =
+    "https://raw.githubusercontent.com/software-mansion/universal-sierra-compiler/master/scripts/install.sh";
+
+  try {
+    const scriptPath = await tc.downloadTool(scriptUrl);
+
+    await exec.exec(`chmod +x ${scriptPath}`);
+
+    await exec.exec(scriptPath);
+  } catch (error) {
+    core.setFailed(error.message);
+  }
+}
diff --git a/lib/main.js b/lib/main.js
index 118c155..bc027c5 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -3,7 +3,10 @@ import {
   getFullVersionFromStarknetFoundry,
   versionWithPrefix,
 } from "./versions";
-import { downloadStarknetFoundry } from "./download";
+import {
+  downloadStarknetFoundry,
+  downloadUniversalSierraCompiler,
+} from "./download";
 import { getOsTriplet } from "./platform";
 import path from "path";
 import * as core from "@actions/core";
@@ -33,6 +36,7 @@ export default async function main() {
           triplet,
         );
         if (!StarknetFoundryPrefix) {
+          await downloadUniversalSierraCompiler();
           const download = await downloadStarknetFoundry(
             StarknetFoundryRepo,
             StarknetFoundryVersion,