diff --git a/lib/ssh/rsa_key_pair.dart b/lib/ssh/rsa_key_pair.dart
index 6c200a15..1dad89f6 100644
--- a/lib/ssh/rsa_key_pair.dart
+++ b/lib/ssh/rsa_key_pair.dart
@@ -44,7 +44,7 @@ class RsaKeyPair {
   }
 
   RsaKeyPair.generate() {
-    var keyPair = RSAKeypair.fromRandom();
+    var keyPair = RSAKeypair.fromRandom(keySize: 4096);
 
     publicKey = keyPair.publicKey;
     privateKey = keyPair.privateKey;