diff --git a/.env.example b/.env.example
index edeba40..4519285 100644
--- a/.env.example
+++ b/.env.example
@@ -1,5 +1,6 @@
 DEFAULT_NETWORK=hardhat
 TREE_DEPTH=20
+ALL_SNARK_ARTIFACTS=true
 REPORT_GAS=false
 BACKEND_PRIVATE_KEY=
 INFURA_API_KEY=
diff --git a/scripts/download-snark-artifacts.ts b/scripts/download-snark-artifacts.ts
index beeb170..aa00276 100644
--- a/scripts/download-snark-artifacts.ts
+++ b/scripts/download-snark-artifacts.ts
@@ -1,15 +1,20 @@
 import download from "download"
-import fs from "fs"
+import dotenv from "dotenv"
+
+dotenv.config()
 
 async function main() {
     const snarkArtifactsPath = "./snark-artifacts"
-    const url = `https://www.trusted-setup-pse.org/semaphore/${process.env.TREE_DEPTH || 20}`
 
-    if (!fs.existsSync(snarkArtifactsPath)) {
-        fs.mkdirSync(snarkArtifactsPath, { recursive: true })
-    }
+    if (process.env.ALL_SNARK_ARTIFACTS === "true") {
+        const url = `https://www.trusted-setup-pse.org/semaphore/semaphore.zip`
+
+        await download(url, snarkArtifactsPath, {
+            extract: true
+        })
+    } else {
+        const url = `https://www.trusted-setup-pse.org/semaphore/${process.env.TREE_DEPTH || 20}`
 
-    if (!fs.existsSync(`${snarkArtifactsPath}/semaphore.zkey`)) {
         await download(`${url}/semaphore.wasm`, snarkArtifactsPath)
         await download(`${url}/semaphore.zkey`, snarkArtifactsPath)
         await download(`${url}/semaphore.json`, snarkArtifactsPath)