diff --git a/lib/hashes.js b/lib/hashes.js
index 9796663a..9ff61590 100644
--- a/lib/hashes.js
+++ b/lib/hashes.js
@@ -89,8 +89,8 @@ function checkHashSupport(hash) {
         case '6':
             return { result: true, algo: 'unixcrypt' };
 
-        case 'argon2':
         case 'argon2d':
+        case 'argon2i':
         case 'argon2id':
             return { result: true, algo: 'argon2' };
 
@@ -123,8 +123,8 @@ module.exports.shouldRehash = hash => {
         // Always rehash the following algos
         case '6': // sha512crypt
         case '1': // md5
-        case 'argon2': // Argon2 (mostly because we are using an inefficient implementation)
-        case 'argon2d':
+        case 'argon2d': // Argon2 (mostly because we are using an inefficient implementation)
+        case 'argon2i':
         case 'argon2id':
             return true;