diff --git a/spec/lib/stellar/key_pair_spec.rb b/spec/lib/stellar/key_pair_spec.rb
index <HASH>..<HASH> 100644
--- a/spec/lib/stellar/key_pair_spec.rb
+++ b/spec/lib/stellar/key_pair_spec.rb
@@ -1,3 +1,4 @@
+# encoding: utf-8
 require "spec_helper"
 
 describe Stellar::KeyPair do
Fix specs for <I> by marking file encoding as utf-8