diff --git a/lib/version.py b/lib/version.py
index 3f9b2ad1d..f019a3a2b 100644
--- a/lib/version.py
+++ b/lib/version.py
@@ -12,5 +12,5 @@ def seed_prefix(seed_type):
         return SEED_PREFIX
     elif seed_type == 'segwit':
         return SEED_PREFIX_SW
-    elif seed_type == '2Fa':
+    elif seed_type == '2fa':
         return SEED_PREFIX_2FA
diff --git a/plugins/trustedcoin/trustedcoin.py b/plugins/trustedcoin/trustedcoin.py
index b57e02aa2..5cf28be33 100644
--- a/plugins/trustedcoin/trustedcoin.py
+++ b/plugins/trustedcoin/trustedcoin.py
@@ -332,7 +332,7 @@ class TrustedCoinPlugin(BasePlugin):
         return True
 
     def make_seed(self):
-        return Mnemonic('english').make_seed(num_bits=128, prefix=SEED_PREFIX)
+        return Mnemonic('english').make_seed(seed_type='2fa', num_bits=128)
 
     @hook
     def do_clear(self, window):