diff --git a/lib/cap-ec2/utils.rb b/lib/cap-ec2/utils.rb
index 97dbc41..2c7a38d 100644
--- a/lib/cap-ec2/utils.rb
+++ b/lib/cap-ec2/utils.rb
@@ -27,7 +27,7 @@ def tag_delimiter
     end
 
     def tag_value(instance, key)
-      instance.tags.find({}) { |t| t[:key] == key.to_s }[:value]
+      instance.tags.find(-> { {} }) { |t| t[:key] == key.to_s }[:value]
     end
 
     def self.contact_point_mapping