diff --git a/lib/cryptopunk/crypto/tron.ex b/lib/cryptopunk/crypto/tron.ex
index 38c8a2a..25a172d 100644
--- a/lib/cryptopunk/crypto/tron.ex
+++ b/lib/cryptopunk/crypto/tron.ex
@@ -3,8 +3,8 @@ defmodule Cryptopunk.Crypto.Tron do
   Tron address generation logic.
   """
 
-  alias Cryptopunk.Key
   alias Cryptopunk.Crypto.Tron.Validation
+  alias Cryptopunk.Key
 
   @version_bytes %{
     mainnet: <<0x41>>,
diff --git a/lib/cryptopunk/crypto/tron/checksum_encoding.ex b/lib/cryptopunk/crypto/tron/checksum_encoding.ex
index 01b27d1..79ebe84 100644
--- a/lib/cryptopunk/crypto/tron/checksum_encoding.ex
+++ b/lib/cryptopunk/crypto/tron/checksum_encoding.ex
@@ -24,10 +24,10 @@ defmodule Cryptopunk.Crypto.Tron.ChecksumEncoding do
   end
 
   def validate_address(address) do
-    if not String.starts_with?(address, "T") do
-      {:error, :invalid_start_char}
-    else
+    if String.starts_with?(address, "T") do
       {:error, :invalid_address_length}
+    else
+      {:error, :invalid_start_char}
     end
   end