diff --git a/src/modules/sub/crypto.js b/src/modules/sub/crypto.js
index 3f02edc5..6a221e1a 100644
--- a/src/modules/sub/crypto.js
+++ b/src/modules/sub/crypto.js
@@ -4,14 +4,14 @@ const algorithm = "aes256"
 const keyLength = 32;
 
 export function generateHmac(str, salt) {
-    return createHmac("sha256", salt).update(str).digest("base64");
+    return createHmac("sha256", salt).update(str).digest("base64url");
 }
 
 export function encryptStream(str, iv, secret) {
     const buff = Buffer.from(JSON.stringify(str), "utf-8");
 
-    const key = scryptSync(Buffer.from(secret, "base64"), "salt", keyLength);
-    const cipher = createCipheriv(algorithm, key, Buffer.from(iv, "base64"));
+    const key = scryptSync(Buffer.from(secret, "base64url"), "salt", keyLength);
+    const cipher = createCipheriv(algorithm, key, Buffer.from(iv, "base64url"));
 
     return Buffer.concat([ cipher.update(buff), cipher.final() ])
 }
@@ -19,8 +19,8 @@ export function encryptStream(str, iv, secret) {
 export function decryptStream(buf, iv, secret) {
     const buff = Buffer.from(buf, "binary");
 
-    const key = scryptSync(Buffer.from(secret, "base64"), "salt", keyLength);
-    const decipher = createDecipheriv(algorithm, key, Buffer.from(iv, "base64"));
+    const key = scryptSync(Buffer.from(secret, "base64url"), "salt", keyLength);
+    const decipher = createDecipheriv(algorithm, key, Buffer.from(iv, "base64url"));
 
     return Buffer.concat([ decipher.update(buff), decipher.final() ])
 }